SortStack #1021 — 2029-03-26

By size · Order from shortest to longest.

1. An average adult human 1.8 m

   Humans have grown roughly 10 centimetres taller on average over the past 150 years thanks to better nutrition.

2. A small recreational sailboat 9.4 m

   Modern sails work like vertical wings, generating lift that lets boats sail faster than the wind itself.

3. The Great Pyramid of Giza 139 m

   It was the tallest human-made structure on Earth for nearly 3,800 years until medieval cathedrals surpassed it.

4. The Empire State Building 443 m

   It was built in just 410 days during the Great Depression, rising about a floor a day at peak speed.

5. Angel Falls, Venezuela 979 m

   The world's tallest waterfall is so high the water often atomises into mist before it ever reaches the ground.

6. Veryovkina Cave (depth) 2.2 km

   The deepest known cave on Earth, explorers need weeks underground to reach its bottom and climb back out.

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