Europe
high altitude
spa
New Caledonia
Tanzania
tropical
Slovakia
aurora borealis
Brazil
countryside
waterfalls
temperate
North-America
Burundi
Meadow Valley
Saale
🔍
astronomical observatories at Zürich, Switzerland
Urania Sternwarte
1km
wikipedia
website
Bülach Observatory
23km
wikipedia
website
Eschenberg Observatory
27km
wikipedia
website