Orvieto

The Etruscans tunnelled Orvieto before anyone built on top of it. Some 1,200 caves, wells and dovecotes have been reported inside the soft volcanic tufa of the butte (the guided route covers around 500 m), and the town above them still stands where its natural fortress walls drop sheer to the valley floor. Up in the daylight, the striped Gothic Duomo has pulled pilgrims since 1290; inside, Luca Signorelli's Last Judgment fills the Cappella di San Brizio. First-rank Italian art, an hour from Rome. That is also the catch. Coach groups fill the Piazza del Duomo by late morning and drain away by mid-afternoon, and then the town simply empties. Stay the night and the rock-top streets are yours.

The Duomo was begun in 1290 to house the Corporal of Bolsena, the cloth from a 13th-century Eucharistic miracle. The other engineering marvel is the Pozzo di San Patrizio (St Patrick's Well), dug from 1527 to 1537 on the order of Clement VII after the Sack of Rome; its double-helix staircase let mules descend and climb without ever meeting. None of this needs a car. Orvieto sits directly on the Rome–Florence main line, a funicular climbs from the valley station to the historic centre, and the vineyards of Orvieto Classico DOC spread below, green through spring and autumn and busy with the vendemmia.

Late April into early June, and mid-September through October. The vineyards are green or harvest-busy then, the underground caves stay cool, and the Duomo square is walkable rather than thronged. The vendemmia (grape harvest) runs roughly late September into October (check weeks) and is the most atmospheric time to combine the town with a cellar visit. Avoid August. The exposed tufa plateau bakes, and many family-run places close for the month. High summer also brings the bulk of the Rome day-trip trade: coach and rail groups fill the Piazza del Duomo by late morning and thin out only in the late afternoon. Build your day around early mornings and evenings, when the rock-top town is at its quietest.

By rail, Orvieto is unusually simple. The valley station, Orvieto Scalo, sits on the Rome–Florence main line and is served by Regionale, Intercity and some Frecce trains. From Roma Termini the journey is about 1h00 to 1h33, with roughly 18 trains a day; from Firenze Santa Maria Novella it is about 2h09 to 2h23 direct. From the station a funicular climbs the cliff to the historic centre, with a minibus or shuttle onward to the Duomo area (check funicular hours and current times). The climb is part of the car-free appeal. Because the centre is a tightly enforced ZTL with very restricted parking on the rock, arriving by train and funicular is by far the most sensible approach. You only need a car if you plan to range widely through the surrounding vineyards.

Stay within the walls to get the empty evening town. Central independent options include the small Hotel Duomo near the cathedral, and B&Bs within the historic core such as B&B Ripa Medici, which has cliff views (check all current operation). For a vineyard stay, the agriturismi in the surrounding countryside put you among the Orvieto Classico vines and make a cellar visit easy; a good choice if you have a second night and want to slow down further. Wherever you book, aim to be inside the walls or in the immediate countryside, not down in the valley by the station. An overnight here buys you the rock-top streets after the last coach group has gone, and the perimeter walk at dawn or dusk. Rooms in the centre are limited in the spring and autumn weeks, so reserve early.

The wine to ask for is Orvieto Classico DOC, a white built on Grechetto and Procanico grapes, made in cellars cut into the tufa beneath the town. On the plate, look for umbrichelli (also written umbricelli), a hand-rolled local pasta, and cinghiale (wild boar) alla cacciatora. Pecorino and local salumi fill the antipasto board; in season, black truffle turns up shaved over almost anything, with Umbrian extra-virgin olive oil underneath it all. Many of the old caves still serve as working wine stores, and a tasting at source is one of the best slow experiences the town offers. Skip the Duomo square at mealtimes and follow the locals into the side quarters. Let a producer or a small osteria steer you toward the current vintage instead of a familiar label.

Go underground where the crowds don't. The Pozzo della Cava, the Orvieto Underground complex run by the Sciarra family, is a cave-and-well network in the medieval quarter, far quieter than the Duomo crush and a clearer window onto how the Etruscans and their successors lived inside the rock; entry runs on timed slots for very small groups. The other great hollow is the Pozzo di San Patrizio, sunk from 1527, its two independent spiral staircases descending some 62 metres so that mules going down never met mules coming up. Save the Duomo and Signorelli's Last Judgment in the Cappella di San Brizio for early morning, before the groups arrive; numbers inside the chapel are capped, and the queue only worsens as the day goes on. The Carta Unica combined ticket covers the cathedral, the wells and most of the museums, and is worth the arithmetic.

Facing the cathedral, the Museo Etrusco Claudio Faina holds the best of what came out of the ground here, the pottery and bronzes of Velzna, the Etruscan city that stood on this rock before Orvieto did. Climb the Torre del Moro, raised around 1200, for the rooftops and the Umbrian distance (hours shorten sharply in winter). At the cliff base, the Etruscan necropolis of Crocifisso del Tufo is evocative and under-visited, though parts of it have been under improvement works, so check what is actually open. The finest free walk is the rupe circuit, the path around the perimeter walls, best at dawn or dusk with long views over the valley; the small church of San Giovenale, at the quiet western tip of the plateau, is worth the stroll out to it.

Below the rock spread the vineyards of Orvieto Classico, and a cellar visit ties the wine theme to the underground one neatly; the harvest makes autumn the best moment for it. The town's calendar is worth knowing. Corpus Domini in spring brings out the Corporal of Bolsena behind a procession in medieval costume; at Pentecost the Festa della Palombella sends a dove from Via Maitani towards the cathedral, and Orvieto in Fiore dresses the four quarters in flowers. From December to Epiphany a nativity is staged inside the Pozzo della Cava itself. In winter, Umbria Jazz Winter fills the town for several days and closes with a gospel concert in the Duomo (dates vary each year, check). None of it needs a car: arrive by train, take the funicular, stay the night, and the rock-top streets are yours after dark.

• Language: Italian, with English in tourist-facing places
• Currency: euro
• Good to know: The rock-top centre means cobbles and gradients, so wear sensible shoes
• Getting there: The ZTL is enforced and parking on the rock is very limited, so plan to arrive by train and funicular
• Money: Cards are widely accepted; carry some cash for smaller producers and cellars