SortStack #3387 — 2035-09-17

By size · Order from shortest to longest.

1. A sesame seed 3 mm

   Sesame is one of the oldest oilseed crops, cultivated for more than 3,000 years across Africa and Asia.

2. A ten-pin bowling pin 38 cm

   Pins are coated in tough plastic and weigh just enough to scatter dramatically yet stand back up reliably.

3. 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.

4. The Channel Tunnel 50.5 km

   Trains run through three parallel tubes beneath the seabed, with a smaller service tunnel between them for safety.

5. The River Danube (length) 2.9K km

   It flows through more countries than any other river in the world, passing four national capitals on its way.

6. The diameter of the Earth 12.7K km

   Despite feeling enormous, Earth is smoother than a billiard ball when you compare its bumps to its size.

← All puzzles · Play today’s SortStack