Underwater, tupic seabirds are no different from regular seabirds - they swim as if they were flying through the air.

🇸🇪 Midsummer celebration in Sweden, June 1952

🎈 This is how balloons take off.

The maximum height to which it can lift you is 5km. the shell with the basket and all the equipment weighs 400-500kg, plus passengers.

15th century illustration of the Battle of Laupen fought between Swiss forces and an army of the Dukes of Savoy, 21 June 1339

Zhangjiajie National Forest Park, China.

Two Jewish girls on a beach in Tunis, Tunisia, c. 1890s

Bored man creates circular pattern while walking in snow.

Cottages in Ireland, c. 1910s (original autochrome colour photo)

Salar de Uyuni salt marsh in Bolivia

Arrival of Siamese King Mongkut at the Buddhist temple of Wat Pho, 1865

The cheetah had only to be distracted for a few seconds as the vultures took advantage of this.

Sara Forbes Bonetta, ward and goddaughter of Queen Victoria, 1862. She was a princess of the Egbado clan of the Yoruba people in West Africa, who was orphaned during a war with the nearby Kingdom of Dahomey as a child, and was later enslaved by King Ghezo of Dahomey. She was given as a "gift" to Captain Frederick E. Forbes of the British Royal Navy and later became a goddaughter of Queen Victoria.

Icon Of The Seas, The Largest Cruise Ship Ever, at 365 meters long

A captured German Taube monoplane, on display in the courtyard of Les Invalides in Paris, in 1915. The Taube was a pre-World War I aircraft, only briefly used on the front lines, replaced later by newer designs.

I've never seen a practical application of the greedy cup.

Allied troops participate in a church service under the shade of trees in France following the Normandy invasion, June 1944

Melting steel with electricity.

Nazi troops await the order to pull down a bust of Austrian Chancellor Engelbert Dollfuss after the annexation of Austria by Nazi Germany in 1938.

Austrian Uhlans charge Italian Bersaglieri during the Battle of Custoza on 24 June 1866 during the Third Italian War of Independence. The Austrian Imperial army, joined by the Venetian Army, jointly commanded by Archduke Albrecht of Habsburg, defeated the Italian army, led by Alfonso Ferrero La Marmora and Enrico Cialdini.

Archaeologists Discover 300-Year-Old Cannons from a Lost French Fort in Texas!