Q.

Which of the following country has the longest overland tunnel?

A. Germany
B. Switzerland
C. Spain
D. France
Answer» B. Switzerland
Explanation: The Letschberg Base Tunnel in Switzerland is currently the world’s longest land tunnel (except for some metro tunnels) and accommodates passenger and freight trains. It runs between Frutigen, Berne and Raron, Valais. It is the third longest tunnel overall.

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World Geography (GK)

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