Sea to Summit: 80km Nazaré to Serro Ventoso E-MTB Epic

Eighty kilometres and 1,600 metres of climbing, with the view from the top of Serro Ventoso as the spine of the day: Nazaré bay below, the Atlantic stretching west, the Serra de Aire ridgeline to the south. This is the day on the bike the Silver Coast keeps quiet about, and it ends with a swim.

What you are riding into

The route is honest. A long day with stops, 25% asphalt and 75% packed dirt and singletrack, on an Orbea Wild eMTB with a 750Wh battery in Eco mode. The guide carries a second battery and a spare derailleur hanger because 80 kilometres deep into the Serras de Aire e Candeeiros there's no shop and no signal. This is a route for advanced riders: fit, comfortable on technical singletrack, ready for a long day. A private ride with one local guide who knows where the singletrack flows and which café is open.

Out through Famalicão and the olive country

The first 18 kilometres roll inland through Famalicão and Maiorga on rural asphalt and farm tracks, a long warm-up under eucalyptus and through small vineyards. The stop in Cós is short: ten minutes at the Mosteiro de Santa Maria de Cós, a 16th-century Cistercian women's monastery with painted wooden ceilings that almost no one visits. From here the gradient picks up. Through Alpedriz the road narrows, stone walls press in on either side, and the sound is sheep bells and the occasional tractor.

The climb to Serro Ventoso

You enter the Aire and Candeeiros Nature Park on a forestry road and the limestone takes over. Pale, exposed, ankle-knocking when you push the bike. The last ten kilometres to the Serro Ventoso pass climb steadily, gradients between 6 and 11%. The wind is the thing nobody mentions: it accelerates over the saddle and on most days you'll hear it before you feel it. The summit village of Serro Ventoso is small, stone-built, and won the Bandeira Verde for sustainability — not a tourist label, a working community one. From the lookout above the village the panorama earns its reputation. Nazaré bay sits 500 metres below, the Atlantic is a flat blue plate to the west, the Serra de Aire ridge runs south toward Fátima, and on a clear morning you'll see Berlengas islands offshore.

The descent through the oak

The descent off Serro Ventoso is the part of the day your legs thank the e-MTB for. Twenty-five kilometres through centuries-old holm oak and cork oak, mostly dirt road but with three sections of proper singletrack: roots, embedded limestone, a few committing line choices. The smell is dry oak leaf and warm rock in summer, wet humus and mushroom in autumn. You drop fast, lose 700 metres in not many kilometres, and arrive at Aljubarrota — yes, the battlefield where João I broke the Castilian army in 1385 — with brake hands tingling.

Alcobaça, the lagoon, then the swim

Alcobaça is a 45-minute stop. The 12th-century Cistercian monastery, UNESCO since 1989, holds the tombs of Pedro and Inês, the medieval royal love story Portugal still hasn't gotten over. The kitchen with the river running through it. The long bare nave that's one of the cleanest pieces of early Gothic anywhere. After that, the last 15 kilometres roll west along the sheltered Lagoa da Pederneira, flat and gentle, a deliberate cool-down before the finish at Praia da Nazaré. The swim isn't optional. Eighty kilometres in, the Atlantic at 17°C in May, 19°C in September. You'll know when you hit the water that the day is properly closed.

When this works best

April through June and September through October. July and August the limestone above 400 metres holds heat and the climb to Serro Ventoso after midday becomes a different kind of day. Start early. In summer that means leaving at first light to be on the summit before the heat sets in, and you and the guide agree the start time when you book. November to March is rideable on dry weeks but the singletrack descent becomes slippery and the guide will switch to a tamer B-line. Bring sunscreen for the exposed climb, a windproof for the saddle, and a swimsuit you can actually get into 80 kilometres deep.