Multiple choice general knowledge

The world's longest subway system, which spans more than 390 km, is in this city:

  1. Moscow

  2. New York City

  3. London

  4. Rome
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The London Underground, known as 'the Tube,' is the world's oldest underground railway network and one of the longest at over 400 km (250 miles) of track. It opened in 1863 and serves Greater London. While New York has more stations and Moscow has impressive daily ridership, London's system has the greatest route length. Rome's metro is much smaller by comparison.

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