SortStack #2435 — 2033-02-07

By size · Order from shortest to longest.

1. A grain of table salt 0.5 mm

   Each crystal is a near-perfect cube because salt's atoms stack in a rigid cubic lattice.

2. 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.

3. A giant sequoia (tallest) 89 m

   These trees can live over 3,000 years, and their thick bark resists fire that clears competing plants away.

4. The Burj Khalifa, Dubai 828 m

   It is so tall that people on the ground floor can watch the sunset, then ride up and watch it set a second time.

5. The Grand Canyon (length) 446 km

   The Colorado River carved it over millions of years, exposing rock layers nearly two billion years old at the bottom.

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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