Worth a Journey

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The World’s 100 Best Show Caves

Grutas de Mira de Aire

Mira de Aire, Portugal

  1. THE WORLD’S BEST SHOW CAVES WORTH A JOURNEY · 2026 ✦ ✦ N° 52 2026
Grutas de Mira de Aire

A large limestone cave with high chambers, stalactites and stalagmites, lighting, an underground river and many sections altered with cement. Guided tours in Portuguese descend on foot down many steps, with a multilingual audio guide app, and return by elevator.

Highlights

  • Stalactites and stalagmites
  • Underground river with jets
  • Elevator ride back up

Good to know

  • Tour lasts about 45 minutes to an hour
  • Guide speaks Portuguese; app needs headphones
  • Groups are large; arrive early

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