Stabilization of the owl's head.

Oscar II, King of Sweden from 1872 until his death in 1907 and King of Norway from 1872 to 1905.

Cats remain cats, no matter where they are.

Overnight bathing at the exquisite spa resort of Lenkerhof, Switzerland 🇨🇭

Plundering the Jewish ghetto of Frankfurt during a pogrom in the Holy Roman Empire, 22 August 1614

What happens when a curious worker lights foam rolls covered in butane

Koalas are solitary, but meet with congeners during the mating season. Males of the species are born in smaller numbers, so entire harems of up to 5 females gather around them.

An Ojibwe Native American spearfishing, Minnesota, 1908 (colourised)

Hotels used to have to put up signs explaining that electricity is safe and not to be feared

The Statue of the Republic overlooking some of the buildings at the Chicago World Fair, 1893

In the US, enthusiasts have unveiled the VBR Playground

It is the world's first teleoperated racing system that combines remote control with real racing.

Triggerfish inhabits coral reefs, where it chews sea urchins and clam shells with its strong teeth, and opens sharp spines on its back in case of danger.

Soviet premier Josef Stalin (second from right), smiles while Soviet Foreign Minister Vyacheslav Molotov (seated), signs the non-aggression pact with German Reich Foreign Minister Joachim von Ribbentrop (third from right), in Moscow, on August 23, 1939. The man at left is Soviet Deputy Defense Minister and Chief of the General Staff, Marshal Boris Shaposhnikov. The nonaggression pact included a secret protocol dividing eastern Europe into spheres of influence. Shortly after, the Nazis and Soviets would jointly invade Poland and split it between themselves.

The tea bag trick.

The tree kangaroo does not jump on the ground, but runs.

Short hind legs and long claws help the animal to climb trees deftly.

🇳🇴 Norwegian Milorg resistance members from Modum in the mountains of Buskerud after receiving weapons and other military equipment from an air drop at Gulsvikseter between Eggedal and Hallingdal, WWII, Norway 1945. (Colourised)

Burning cup filled with water

The front teeth of giraffes are shovel-shaped, which determines their functional purpose: tearing leaves from branches.

Young girls picking cotton, c. 1900