high altitude
aurora borealis
Togo
Montenegro
islands
remote
towns
Shabogamo Lake
North-America
freeride skiing
Africa
archaeology
Vietnam
Taiwan
Memphremagog
Saint Helena
🔍
caves at Hirschaid, Germany
Maiden cave
22km
wikipedia
website
Bing Cave
26km
wikipedia
website
Shell source
26km
wikipedia
website
Schönstein Cave
28km
wikipedia
Rosenmüller cave
29km
wikipedia
website