Holiup

Afghanistanhigh altitudeAfricaCuyahogatemperateoutdoortropicalNepalCzechiaremoteIranislandskids' activitiesTrinidadAsiaNicaragua

caves at Bäch, Switzerland

Baptist Cave

25km

Täuferhöhle7

Täuferhöhle6

Täuferhöhle5

Hell grottos

26km

Höllgrotten Baar lower cave 20201015

Höllgrotten 09

Höllgrotten 05

Round Lime Formations Hell-Grottoes

Water boundary

Undewater formations Baar