What is the length of Rhine Main Danube Canal?

What is the length of Rhine Main Danube Canal?

رائن مین ڈینیوب کینال کی لمبائی کتنی ہے؟
Explanation

Rhine-Main-Danube Canal Length is 171 km, Width 55m, Depth 4m

It connects three important rivers in the heart of Western Europe.

Europa Canal, was first built in the 1938s