North-America
Algeria
nordic skiing
Tokelau
Big Sandy
Hornád
Asia
kids' activities
countryside
Namibia
temperate
Benin
spa
high altitude
Saint Lucia
outdoor
🔍
astronomical observatories at Zürich, Switzerland
Urania Sternwarte
1km
wikipedia
website
Bülach Observatory
23km
wikipedia
website
Eschenberg Observatory
27km
wikipedia
website