SortStack #1924 — 2031-09-15

By size · Order from shortest to longest.

1. A tournament chess pawn 3.7 cm

   Regulation sets fix the pawn's height relative to the squares so pieces never crowd the board.

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 Statue of Liberty (heel to torch) 47 m

   Her copper skin turned green over decades as the metal oxidised; she was originally a shiny reddish-brown.

4. Veryovkina Cave (depth) 2.2 km

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

5. Aconcagua, Argentina 7 km

   The highest peak outside Asia, it can be hiked to the summit without ropes, yet thin air still kills climbers.

6. The island of Manhattan (length) 21.5 km

   The entire island was famously bought from Native inhabitants in 1626 for goods worth a tiny sum.

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