The Atlanitic
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 Mississippi river forms the boundary between Missouri and Illinois!
What saint Lawrence river forms a boundary between the Canadian province of
The Ohio River forms the boundary between Indiana and Kentucky.
The Ohio River forms the boundary between Indiana and Kentucky.
The Ohio River forms the boundary between Indiana and Kentucky.
The Ohio River forms the boundary between Indiana and Kentucky.
The Alps mountain range forms a natural boundary between France and Italy.
The Danube River forms the border of some countries. They are Romania, Bulgaria, Hungary, Serbia, Slovakia, Austria and Germany.
The Ohio River forms the boundary between Indiana and Kentucky.
The Ohio River forms the boundary between Indiana and Kentucky.