The capitals are:
Estonia - Tallinn
Latvia - Riga
Lithuania - Vilnius
Poland - Warsaw
Czechia - Prague
Slovakia - Bratislava
Hungary - Budapest
Moldova - Chisinau
Ukraine - Kiev
Belarus - Minsk
Russia - Moscow
Georgia - Tbilisi
Azerbaijan - Baku
Kazakhstan - Astana
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Baltic Sea - the water body in the central part of the map, between the Scandinavian Peninsula and the Baltic states of Eastern Europe.
Black Sea - the water body between the Caucasus Mountains and the end part of the Danube River.
Caspian Sea - the water body on the far southeastern part of the map, bordering the Caucasus Mountains, and the Volga River coming out of it.
Mediterranean Sea -the large water body in the central southern part of the map, just right above the compass of the map.
Ural Mountains - the long, linear shaped area on the eastern part of the map.
Caucasus Mountains - in the southeastern part of the map, the area with the stripes.
Mount Elbrus - the little triangle sign on the Caucasus Mountains.
Great (North) European Plain - between the Danube River and the Ural Mountains.
Siberia - east of the Ural Mountains.
Volga River - the river on the eastern part of the map.
Danube River - the river that starts at the central part of the map and moves eastwards towards the Black Sea.