SortStack #825 — 2028-09-11

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 domestic cat (body length) 49 cm

   A cat has 32 muscles in each ear, letting it swivel them independently to pinpoint a sound's source.

3. The CN Tower, Toronto 553 m

   Its glass floor can hold the weight of dozens of moose, yet many visitors still cannot bear to step on it.

4. The cruising altitude of Concorde 18 km

   Concorde flew so high that passengers could see the curvature of the Earth and the dark of space above.

5. The Panama Canal 85 km

   Ships are lifted 26 metres above sea level by locks, then lowered again, crossing a continent without touching the ocean between.

6. The Great Barrier Reef (length) 2.3K km

   It is the largest living structure on Earth, built by tiny coral animals and visible from space.

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