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Boat Cruise

Seegrotte

Opens Sunday at 9:30 AM

Hinterbrühl

"homemade bubble waffles near the entrance are also a must"
"it was like going into a fridge" — dress warm, 9°C year-round
Tickets only sold on-site, no online booking

An old gypsum mine hides Europe's largest underground lake, and yes, you get to float across it. Guided tours wind through mysterious tunnels before the boat glides over eerily still water.

They recommend it:

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(1,893)
4.5
18 €

What are you into?

  • Underground lake
  • Boat ride included
  • Former gypsum mine
  • Guided tour
  • Hinterbrühl

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