The Danube River, Europe’s second-longest, traverses ten nations from Germany to Ukraine, fostering trade and nurturing cities like Vienna and Budapest. Historically a Roman boundary and a commercial route, it faces modern challenges of pollution despite conservation efforts.The river that crosses the most countries in the world
The Danube River, Europe’s second-longest, traverses ten nations from Germany to Ukraine, fostering trade and nurturing cities like Vienna and Budapest. Historically a Roman boundary and a commercial route, it faces modern challenges of pollution despite conservation efforts.