3d reconstruction
based on historical maps
and digital elevation model
Map of forests of the USSR
Map of Israel 1968
Map of Armenia 1932
Ethnographic map of the Balkan Peninsula
Tambov province of the Russian empire
Perm province of the Russian empire
Tver province of the Russian empire
Ryazan province of the Russian empire
Lake Baikal
Ethnographic map of Bessarabia
Antarctic
Arctic