Worth a Journey

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The World’s 100 Best Show Caves

Grutas de Santo António

Alvados, Portugal

  1. THE WORLD’S BEST SHOW CAVES WORTH A JOURNEY · 2026 ✦ ✦ N° 51 2026
Grutas de Santo António

Limestone cave with a dense chamber of stalactites, stalagmites and columns, small underground lakes and wintering bats, lit plainly without coloured lights. Entry is by guided tour only, in small groups led on foot through the galleries.

Highlights

  • Stalactite and stalagmite columns
  • Underground lakes and pools
  • Horseshoe bats on ceilings

Good to know

  • Tours in Portuguese, English and French
  • Cold inside, around 16 °C; bring jacket
  • Closed Mondays; combined ticket with Alvados

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