The Great Wall of China is one of the world's genuine wonders, the most enormous structure ever built by mankind in the history of civilization.

🇬🇧 Airplanes over London, with the dome of St. Paul's Cathedral in the background, 1930s-1940s

In the USA they have invented a robot for snow clearing. The Yarbo Snow Blower clears your paths and plots on its own, and it does it 24/7 thanks to automatic recharging.

The "banded piglet squid" is nicknamed by zoologists, reminding them of the cartoon pig.
It is rather hard to find it, as it lives in the depths and normally do not rise higher than a hundred meters.

🇺🇸 Boys raking and burning piles of leaves, Chicago, 1950s 🍂

What would you do in this situation?

Gophers make their dwellings in meadows, pastures and fields

Length of burrows depends on landscape and gopher species. And in sandy soils it can be up to 3 meters deep and 15 meters long.

🇲🇽 Women in Tehuantepec, Mexico, 1929

Workers in Alabama are waiting out the local apocalypse outside the factory doors.

A curious orca.

Officers on the bridge of a destroyer, escorting a large convoy of ships keep a sharp look out for attacking enemy submarines during the Battle of the Atlantic, WWII, October 1941

Rhinoceros horns, in their composition, are closer to human hair and nails than to bones.

Bears do not have to hunt for fish. All they have to do is open their mouths and let the fish jump in.

Obersteurmann Helmut Klotzch yells for help after his submarine, U-175, is sunk in the Atlantic by U.S. Coast Guard Cutter Spencer, April 1943. The sub was just about to attack an Allied convoy. Klotzch was rescued by Spencer.

Presents for the Polar Bears (Video by Peak Wildlife Park, UK)

Crystal clear water in a mountain river in Alaska.

Young native girl of the Blackfoot tribe in a stream near hear tipi, Montana, c. 1900 (colourised)

A snake trying to crawl over a microfiber cloth

Lake Lago di Como lies in northern Italy in the region of Lombardy and ranks as the third largest lake in Italy after Lake Garda and Lake Maggiore 🇮🇹

🇫🇷 The streets of Paris, France, 1925

Hermit crayfish have a special pair of paws to scratch their bum in the shell.