Boca do Inferno is a chasm located in the seaside cliffs close to the Portuguese city of Cascais, in the District of Lisbon. The seawater has access to the deep bottom of the chasm and vigorously strikes its rocky walls, making it a popular tourist attraction.
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⛰️ Cliff spots 🏖️ Beach spots 🌉 Bridge spots 🏖️ Shore spots 🐾 Wildlife spotsBoca do Inferno is a chasm located on the seaside cliffs near the Portuguese city of Cascais, in the Lisbon district. Cascais is a fisherman's town that is worth a visit with its beautiful beaches and pleasant hiking trails.
Boca do Inferno is an extremely eroded rock formation located 1.2 miles (2 km) north of Cascais. The area is very popular among Portuguese fishermen, who face danger by climbing steep cliffs. The seawater has access to the deep bottom of the chasm and strongly hits its rocky walls, making it a popular tourist attraction.
Boca do Inferno is about a 20-minute walk from the city center. It's a pleasant walk if you follow the coastal road past the Palace of the Condes de Castro Guimarães Museum, the Farol Hotel, and the Grande Real Villa Italia Hotel.
This "Hell Mouth" has amazed and terrified its visitors since ancient times. The ocean, by its violent comings and goings, has hollowed out the rock, forming an arch or rather a stone jaw in which a hellish soup is boiling. Striking, even if the spectators are sometimes a little too numerous at the edge. You can constantly hear the waves crashing against the rocks, a noise that, according to legend, is actually the roar of the devil, hence its name.
On the side of red cliffs discover the magnificent ocean and some sailboats passing off, you will be astonished by this geological formation and the power of the waves hitting its rocks, a ballad which is worth the eye in a place where nature is dominant. Take a chance to immortalize this wonder of nature, and why not enjoy the sunset reflected in the caves and in the water.
There is a parking lot near the attraction, or you can park at the marina in Cascais and walk 15 minutes along the west coast for an incredible view of the sea.
By car, follow the Avenida Rei Humberto II de Itália that runs along Boca do Inferno. This is a one-way road, coming from Guincho on Avenida do Republica.
Most people decide to rent a bike and take advantage of the bike path that follows most of the road.
A service from Cais do Sodré is available in Lisbon. It runs all day long and takes about 30 minutes.
The local bus service BusCas offers a service that passes through Boca do Infernofrom Cascais station.
Being a natural area, the visit of Boca do Inferno is totally free, except for the parking lot which can be charged.
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