SortStack #1112 — 2029-06-25

By size · Order from shortest to longest.

1. A mustard seed 2 mm

   Despite being tiny, mustard plants can grow taller than a person, a contrast noted in ancient parables.

2. A great white shark 5.2 m

   Great whites can detect a single drop of blood diluted in 100 litres of water from hundreds of metres away.

3. A blue whale 28 m

   The largest animal ever known, its heart alone is the size of a small car and beats just a few times a minute.

4. 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.

5. Mount Everest 8.8 km

   Its summit is made of marine limestone, lifted from an ancient seabed, so the top of the world was once underwater.

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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