The ____________________  is an inland sea that hugs the eastern coast of the Balkan Peninsula and has served to link Europe to Asia for centuries

The ___________ River is the second-longest river in Europe. It starts in the Black Forest of western Germany and empties into the Black Sea, passing through nine countries.

The geologically young __________________ Mountains run from Slovakia to Romania. 

what refers to limestone bedrock sculpted into steep-sided cliffs and rocky columns?

The ________________ River, the largest river in Poland, flows from south to north and empties into the Baltic Sea

The_________________  in the north, between mainland Europe and the Scandinavian Peninsula, has historically been used as a trade route for importing oil and coal and exporting minerals, timber, and wood products.

The ________________________ connects to the Atlantic Ocean, creating an important link for trade between Eastern Europe and the rest of the world.

The_________________________ span the countries of Slovenia, Croatia, Bosnia and Herzegovina, Macedonia, Albania, and Montenegro. They run parallel to the Adriatic coast

The ______________________  between the Balkan Peninsula and the Italian Peninsula is a primary mode of importing and exporting goods and provides fish to the surrounding countries.