Travel to Boca do Inferno in Cascais, Portugal

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• Sintra and Cascais Small-Group Full-Day Tour from Lisbon - from $74
• Lisbon to Sintra and Cascais Small-Group Tour with Pena Park - from $91
• Tour to Sintra - Roca Cape - Cascais - from $148
• Sintra or Sintra - Cascais Private Tour (from Lisbon) - from $140
• Sintra, Cascais and Estoril Private Tour - from $191

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.

Bridge pictures in Boca do Inferno

Zoom @Rodrigo Kugnharski

Zoom @Bruno Luz

Zoom @Sandra Grünewald

Zoom @Sandra Grünewald

Shot with a FC2103. Exposure: 1/60, Aperture: 2.8, Focal Length: 4.5, ISO: None