Holiup

kids' activitiesRomaniaBeaverislandsAntarcticaSwitzerlandMount Nyanganihigh altitudespaLesothoSloveniatropicalNetherlandsoutdoorwaterfallsAfrica

caves at Oetwil, Switzerland

Baptist Cave

18km

Täuferhöhle7

Täuferhöhle6

Täuferhöhle5

Hell grottos

28km

Höllgrotten Baar lower cave 20201015

Höllgrotten 09

Höllgrotten 05

Round Lime Formations Hell-Grottoes

Water boundary

Undewater formations Baar