Houses line the Sava River, Ljubljana, Slovenia, Europe

Looking down the Sava River to the pink 17th century Franciscan Church, Ljubljana, Slovenia, Europe

Houses lining a river, Skofja Loka village, near Ljubljana, Slovenia, Europe

View of Sava River across to St. Michael's Cathedral in the historical center, Belgrade, Serbia, Europe

View of floating bars and nightclubs on Sava River, New Belgrade with Ada bridge in the distance, Belgrade, Serbia, Europe

Stari Savski Most (Old Sava Bridge) over Sava River, Belgrade, Serbia, Europe

View of the confluence of the Sava and Danube rivers with Genex tower in distance, Belgrade, Serbia, Europe

View of the confluence of the Sava and Danube rivers with Genex tower in distance, Belgrade, Serbia, Europe

View of floating bars and nightclubs on Sava River across to Victor Monument at Belgrade Fortress, Belgrade, Serbia, Europe

Sava River and Belgrade in the background, Belgrade, Serbia, Europe

View of Belgrade from the Sava River, Belgrade, Vojvodina, Serbia

SLOVENIA Kranjska Gora Zelenci Lake Group of hikers at Zelenci Lake the source of the River Sava with the Julian Alps peaks Visoka Ponca Jalovec and Planica in the background Male and female walkers Jelenici sightseeing clean water boardwalk snow covered mountains mountain range hay meadows

City skyline by Sava River at sunset in Belgrade, Serbia