The Tatras.
Slovakia and Hungary
Danube, which flows through Slovakian cities of Bratislava, Komarno and Sturovo, is the river which is a border between Slovakia and Hungary, on some 200 km.
The mountain range that forms a border with Spain and France is the Pyrenees Mountains. The border that separates the two counties runs at the highest point of the Pyrenees' Mountain Range.
The Pyrenees mountain range forms a natural border between the Carolingian Empire and Spain.
The Danube River forms the border of some countries. They are Romania, Bulgaria, Hungary, Serbia, Slovakia, Austria and Germany.
ghats!
ALBORZ
The rockies
Himalayas
Elburz Mountains
The Carpathian Mountains.
this moutain is elberts moutain