Category
page 1Cave diving
Tham Luang cave rescue
international operation to rescue a group of 13 boys and 1 adult in Tham Luang Nang Non, Thailand in 2018
Drachenhauchloch
Deep cave in Namibia, containing perhaps the world's largest non-subglacial lake.
cave diving
underwater diving in water-filled caves
Global Underwater Explorers
recreational, technical and cave diver training organization
Molnár János Cave
cave in Budapest, Hungary
Nettlebed Cave
cave in New Zealand
Blauhöhle
The Blauhöhle is the largest known cave system in the Swabian Alps in southern Germany. The Blauhöhle presumably originated in a time when the Danube still flowed through the Blau valley. Since the shifting of the Danube, several small rivers, the Schmiech, the Ach, and the Blau, have flowed through this valley. The cave system begins about 21 meters under water at the base of the Blautopf. It continues west and northwest, rising and falling several times until after a horizontal distance of about it comes above the level of ground water and opens into the second big air-filled chamber. The ma