Santa Maria del Tiglio stands just a few metres from the water, and from the water you don't see its face: you see its back. The curve of the three apses, the stone-slab roof sloping low, the striped stone warming in the first light of morning.

The real facade, alternating bands of white Musso marble and grey stone, and the thirty-five metre bell tower wedged above the portal like a watchtower that changed trade, looks the other way. Toward the mountains. Toward the road.

In the 12th century churches were oriented to the east, and to the east here lies the lake: the choice is liturgical, not careless. But the result says something precise about Gravedona ed Uniti, and says it better than any guidebook. When this church was built, the lake wasn't the view to be admired. It was, absurdly, the traffic. And the part that mattered ran behind it, on what was then a cobbled road.

It's the misunderstanding on which almost every visit to this town breaks down. Whoever arrives on the Alto Lario expecting a ready-made Bellagio finds a working town instead, with two supermarkets, an emergency room, and few tourist boats; they look around for an hour, don't get it, and leave.

Whoever knows what they're actually looking at finds the capital of a small state.

The mid-lake area is what we know it for, precisely because between the 1500s and 1800s Milanese families gradually bought up the shoreline and built their grand villas there, now famous the world over.

Gravedona mattered much earlier, for a reason that has nothing to do with beauty: the Via Regina passed through it. It wasn't a scenic road: it was the commercial spine that climbed from Como up the western shore to Chiavenna and continued beyond the Alps toward Chur, and Gravedona was its last logistical junction before the difficult stretch.

Everything follows from that position: the role of capital of the Tre Pievi, the semi-independent territory of Gravedona, Dongo, and Sorico that took shape around the Peace of Constance of 1183 and that for four centuries held its own magistrates, its own banner, and the right to mint coin.

The three red crosses on a silver field on the municipal coat of arms are still the same ones; Dongo and Sorico bear the same crosses, arranged differently, as if to symbolize three brothers signing with the same hand.

The end came when the pass became a contested border. In 1512 the Tre Pievi placed themselves under the protection of the Three Leagues of the Grisons; after Marignano they turned back toward Milan, the Grisons wouldn't accept that, and sent their soldiers. Into this stepped Gian Giacomo Medici, il Medeghino, who from the castle of Musso occupied Gravedona and Sorico and for about a decade built himself a private mini-state on the water, with a fortified stronghold and boat raids.

In 1526 the Grisons gave up their claim. The territory thus remained under the Duchy of Milan, and half a century later the county ended up as a fief held by a cardinal.

Gravedona's autonomous power formally died at that point. But nobody tore anything down, and that changes everything: a town of just over four thousand inhabitants finds itself today with a Romanesque baptistery that elsewhere would certainly be a pilgrimage destination, a four-towered cardinal's palace on the lakefront, and a fifteenth-century convent above its rooftops.

There's a simple way to understand that its role hasn't entirely vanished: look at where the ambulances head.

The Moriggia Pelascini Hospital is the only hospital facility on the western shore and hosts the emergency room for the Alto Lario, Valchiavenna, and the lower Valtellina.

It started small, in 1900, when the Adoratrici Sisters bought a house to care for the town's sick; it became a district hospital in 1974 and today even receives patients from outside the region.

The same "small town" is also home to the Comunità Montana Alto Lario Occidentale, the area's secondary schools, and the market held on the first and third Wednesday of the month in Piazza Trieste, which essentially serves as the shopping day for much of the valley.

The very name carries the marks of this. Gravedona ed Uniti was born on 11 February 2011 from the merger of Gravedona (2,779 inhabitants), Consiglio di Rumo (1,202), and Germasino (245), decided by the Region even though in the previous November's consultative referendum the no vote had won in the two larger towns.

That curious "ed Uniti" ("and United") is, literally, an administrative note turned place name: the last line of a very long history of towns joining together and arguing about how.

From this comes the feeling that throws visitors off. Gravedona doesn't have the air of a town putting itself on display, because that's not how it lives: it has a life of its own twelve months a year, and the tourist season rests on top of it like a light roof. The practical upshot is that in winter the shops here stay open, which isn't a given, since mid-lake still isn't like that.

You reach it from the lakefront, about eight hundred metres south of the pier, where the town frays out toward the plain of the Liro stream.

The church stands in what the people of Gravedona call the sacred area, together with the parish church of San Vincenzo, and the site was already a place of worship in Roman times: a pagan altar is built into the base of the small right apse, and set into the facade is a carved head that most likely comes from a funerary stele. Stones reused by people who had no time to be sentimental.

The bell tower embedded in the facade, square at the bottom, octagonal at the top, has no parallel in Lombardy: the models must be sought beyond the Alps, in the Rhineland and Burgundy. Here too, the architecture looks north.

Inside it's cold even in August, and it's almost bare: which is exactly why it reads so clearly. The side walls have arches on columns, and above runs a gallery with windows, reached by spiral stairs cut into the sides of the bell tower. Beneath the floor are the remains of the immersion baptismal font, because this building wasn't born as a church: it was the baptistery of the parish, built on the site of a paleo-Christian one from the 5th-6th century. In the northeast corner a fragment of that mosaic survives: white, black, and red tesserae, a piece of floor older than everything else.

The best story, though, is told by the Annals of Fulda, the chronicle of a German abbey. In 823 a fresco of the Adoration of the Magi inside this building is said to have shone with its own light for two days and two nights. The news traveled far enough to reach Louis the Pious, who came to see for himself. The fresco that had performed the miracle was already deteriorating by then and has since been lost; the one above the niche on the right is the copy painted later, so as not to let the memory fade. A church that keeps the photocopy of its own miracle: a detail worth the trip.

What remains includes a large Romanesque wooden crucifix, fragments of a Last Judgment with bodies rising from their tombs, and the figures of San Cristoforo, San Gottardo, and San Lucio. They aren't just any saints: they're the ones invoked by travelers. Whoever stopped here would usually take the mountain-pass road the next day.

Next door, San Vincenzo holds a notable Romanesque crypt and another Roman altar near the side entrance. Admission to the Tiglio is free, and the church is normally open during the day, with hours that change by season: best to check before building a whole day around it.

Tolomeo Gallio was from Como, rose to become the papal Secretary of State, and between 1579 and 1580 obtained the fief of the Tre Pievi from King Philip II.

The palace he had built on the promontory, its first stone laid around 1586, was not a leisure residence: it was, rather, a fortress belonging to the lord of a territory, built on the site of an earlier early-medieval building.

Parts of that castle are still present inside the garden's perimeter wall, swallowed up by the new construction. The four corner towers gave it the name still used in town: Palazzo delle Quattro Torri (Palace of the Four Towers).

The design was attributed for a century to Pellegrino Tibaldi, Carlo Borromeo's architect; today it tends to be credited to Giovanni Antonio Piotti of Vacallo. The cardinal died in 1607 without seeing it finished, his heirs didn't live there much, and from there began a long career of makeshift uses: a military hospital under the Spanish and French, partly a spinning mill in the 1800s, then a series of private owners.

Today it is a national monument, home to the Comunità Montana and the library, and its central hall, two storeys high, is used for exhibitions and concerts. At Easter there's a camellia exhibition: it's the easiest time to get inside without waiting for a specific event.

A local tradition holds that this place was meant to host the Counter-Reformation council, which ended up in Trent instead. The dates don't line up by a good twenty years or more. But mistaken legends measure with precision a set of real facts, namely the idea this town has always had of itself.

The historic centre sits inside a cove, squeezed between the slopes of Sasso Pelo and the alluvial plain of the Liro, and is made up of adjoining clusters: the Castello, where the fortification once stood and whose remains are now absorbed into the houses, and the Riva, toward the water.

The alleys, in dialect, are called strecc, and it's the exact word: they're narrow, two people barely pass each other, they open into courtyards that weren't visible from outside, and every so often a bricked-up window doesn't match the rest of the facade and reveals a floor added or removed some centuries ago. From the Pra' Castello viewpoint you can see the whole basin.

The best spot, though, is higher up. Santa Maria delle Grazie, simply called la chiesa del Convento (the convent church), sits on a rise above the village, where from the 6th century there was an oratory dedicated to the Saviour. Founded in 1467, it received funding from Galeazzo Maria Sforza in 1474, and between 1496 and 1520 it was almost entirely covered in frescoes: it's one of the finest surviving records of what was happening in painting between Milan and Como in those years, and for a few decades the Augustinian convent was a Lombard landmark on a par with the abbey of Piona, visible from the opposite shore of the lake.

Maria Theresa suppressed it in 1771; the cloister, with its pointed arches on small columns, has survived; the building today houses the municipal library.

Inside is the fresco every child in Gravedona grew up knowing: the Madonna del cifulet, where cifulet is the dialect diminutive of Lucifer. A devil shrunk by the local tongue into almost a nickname. Opening hours are irregular and often limited to Sunday morning: best to check with the parish before making a special trip up.

Here begins the part almost nobody sees, and it's the section that explains the town. The valleys aren't Gravedona's back side: they're the real reason Gravedona existed at all.

The figure to keep in mind is this: the municipal territory runs from 191 to 2,315 metres in elevation across fewer than forty square kilometres. From the pier to the ridge there are over two thousand metres of vertical gain, and it can all be covered in one morning of driving and walking.

From the main road you take the SP4, and in three kilometres of switchbacks you climb to Peglio (665 m). Just before the village is the complex of Sant'Eusebio: church, portico, ossuary, and cemetery, with frescoes by il Fiammenghino inside; from the church square the entire northern basin opens up, and it's very likely the finest viewpoint over Gravedona there is. If you only have time for one detour up into the hills, this is it.

The road continues toward Livo and Dosso del Liro, villages of tall stone houses and cobbled lanes, then descends to Crotto Dangri (about 650 m), where an old bridge crosses the Darengo stream. The last three kilometres from Livo are unpaved and the municipality charges a one-euro toll: you park there.

From Dangri the real hike begins. You climb through a chestnut wood that occasionally opens onto views of Monte Legnone, cross the Pianezza refuge (1,251 m), come out onto pastureland, and after around 1,140 metres of ascent and three and a half to four hours you reach Lake Darengo (1,781 m): turquoise water in an amphitheatre of jagged rock, with the Capanna Como (1,790 m) on a nearby spur.

The refuge belongs to the CAI of Como, dates from 1892, was restored in 2006, and in summer is booked online: you receive a code and open the door without keys. The trail is rated E (hiking), with no technical difficulty, but it's nearly ten kilometres one way: not an afternoon stroll.

On the other side opens the Valle di San Jorio, leading to a refuge at 1,980 metres and a pass at 2,014, a historic crossing toward Val Morobbia and Bellinzona; on clear days you can see all the way to Monte Rosa from up there. Peglio is also a stop on the Via dei Monti Lariani, the 125-kilometre network of mule tracks from Cernobbio to Sorico.

And down below, at water level, the ancient Via Regina can still be walked toward Domaso and Gera Lario, while a cycle and pedestrian path links Gravedona to Dongo and Domaso with barely touching the main road.

The Alto Lario has two dependable winds, and they're named the way old family members are.

The Tivàn comes down from the northeast, from the mountains of Valtellina, and shows up around six in the morning at 6-7 knots; it dies down around eleven. The name comes from the French petit vent ("little wind"). Locals watch it in reverse: when the Tivàn doesn't blow, bad weather is on the way.

The Bréva takes its place between 10:30 and noon, comes from the south (from Brivio, on the Adda, from which it takes its name), and strengthens in the Alto Lario: 15-20 knots easily, gusting to 25 on the right days. It dies with the sunset, every single day.

There's an old way to forecast it, and it still works: watch the haze over the far branch of the lake toward Lecco. No haze, no Bréva. A little haze, a light Bréva. If the Bellagio promontory disappears into the white, the wind will come in strong. It's a weather forecast you can make with the naked eye from the pier, and it works.

That's why Domaso, two kilometres to the north, is the water-sports capital of Lake Como, with windsurf, kitesurf, and wingfoil schools and rentals. Gravedona has the marina, the sailing clubs, and noticeably fewer people on the water. For swimming, the shore is stones and grass and the water here is among the cleanest on the lake; in the Serenella area there's the municipal pool right on the shore, tennis courts, and an athletics track, and toward Dongo the spit of land called Poncia has the flattest beaches in the area, good for children.

Then there's the light, which is the real luxury of this shore and which almost nobody factors in before booking. Gravedona faces west and looks east: the sun rises behind Monte Legnone, which stands opposite it, and in August lights up the lakefront from six in the morning.

In the evening it disappears early behind the ridge at the town's back, and for an hour the most beautiful thing of the day happens: Gravedona is already in shadow, blue, while the opposite shore stays lit: the abbey of Piona, the mouth of the Valtellina, the Adda flowing into the lake. Photographers should note: here the good moment is dawn, not sunset.

On the table, the classic Lario repertoire remains: missoltini, sun-dried and salt-pressed shad, whitefish, and risotto with perch. In the mountain taverns (crotti) up in the valley the food is simpler and cheaper. On 14 August there's a parade of allegorical boats along the lakefront, and in summer, on Saturday evenings, a small market by the shore.

The best months are May, June, September, and October: the mountains are hikeable, the water is already or still pleasant enough, and the town breathes. July and August if you're coming for the wind. Winter works better than people expect, because the town stays alive and the valleys behind it are the right place for a sunny day up in the snow.

Gravedona has no train station. The railway line runs along the opposite shore: those arriving by train get off at Colico and cross over.

• By bus, you go up the Via Regina from Como on the route that ends at Colico: around an hour and a quarter or a bit more, with stops within the town.
• By car, it's about an hour from Como, an hour and forty from Milan.
• By boat you can get there, but Alto Lario services are infrequent and need to be checked against that specific day's timetable, never assumed.

On this last point, the disappointment is well documented. Among the reviews of Santa Maria del Tiglio there's one from a visitor who came up specially from Modena: he counted two hydrofoils in the whole day, found the thing he'd come to see closed, went to sleep in Varenna, and concluded that there's no point coming to Gravedona.

He was right about the facts. He got the format wrong: this isn't a town for a half-day stop on the way to Valtellina. Visiting it properly takes at least two nights.

Mornings for the churches and the palace, afternoons in the valley or on the water once the Bréva picks up, and an early alarm at least once, because the one thing in Gravedona you can never get back later is the sun rising behind Monte Legnone.