Multiple choice

Which is world's longest road tunnel?

  1. The Mont Blanc

  2. Arlberg Austria

  3. Zhongnanshan

  4. Laerdal - Aurland
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D Correct answer
Explanation

Laerdal Tunnel in Norway (Laerdal-Aurland) is the world's longest road tunnel at 24.5 kilometers. The Mont Blanc Tunnel connects France and Italy but is much shorter. Arlberg Tunnel in Austria and Zhongnanshan Tunnel in China are significant road tunnels but not the longest. Norway has several of the world's longest road tunnels due to its mountainous terrain.

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