Böhmerwald
sightseeing
art
New Ireland
tropical
Eritrea
Philippines
towns
Antarctica
Slovakia
aurora borealis
Europe
waterfalls
Somalia
temperate
Samoa
🔍
astronomical observatories at Zürich, Switzerland
Urania Sternwarte
1km
wikipedia
website
Bülach Observatory
23km
wikipedia
website
Eschenberg Observatory
27km
wikipedia
website