For thousands of years, many kingdoms have fought for control of the Rhine River. It changed hands many times and defined where countries would come to exist. F

The Volga River is the longest river in Europe. It is entirely in Russia and has no natural access to any open seas. It starts in a swamp in a small ridge, flow

The Tiber River begins in the Apennine Mountains in Central Italy. It flows through Umbria, Tuscany, Lazio and Rome before emptying into the Tyrrhenian Sea near

The Hudson River was once thought to be a great northwest passage that went through America and joined the Atlantic Ocean to the Pacific Ocean. Instead, a canal

The Ganges River or River Ganga begins in an ice cave in the Himalayan Mountains. It flows through India and Bangladesh and enters the sea at the world’s larg