SortStack #3100 — 2034-12-04

By size · Order from shortest to longest.

1. A common garden ant 5 mm

   Ants can lift objects many times their own weight thanks to their tiny size and the physics of scale.

2. A London double-decker bus 10.9 m

   The classic Routemaster's open rear platform let passengers hop on and off between stops, a hallmark of old London.

3. A Boeing 737 airliner 34 m

   The 737 is the best-selling jet airliner in history, with one taking off somewhere on Earth every few seconds.

4. The English Channel (narrowest crossing) 33.8 km

   The first person to swim it, in 1875, took nearly 22 hours and slathered himself in porpoise grease for warmth.

5. The Channel Tunnel 50.5 km

   Trains run through three parallel tubes beneath the seabed, with a smaller service tunnel between them for safety.

6. The River Thames (length) 346 km

   It was once so polluted that 1858's 'Great Stink' forced Parliament to finally build London's sewers.

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