This is why Orcas are the apex predators of the ocean.

Perfect disguise.

Baby white sea bass barramundi.

Fishing Boat Companions.

Just like human.

Santa Maria dell'Isola is a medieval church perched atop a rocky cliff on Italy's "Coast of the Gods."

Austrian Stoderzinken is one of the longest ziplines in Europe.

Visualization of how a lens refracts the sun's rays.

Tire and centrifugal force.

The family of an average immigrant. New York, 1900.

Dentistry in Ancient Egypt

Belgian miners in an elevator, 1904

Spanish gold from a shipwreck. Bullion bars and coins were recovered from the bottom of the Atlantic Ocean, not far from Florida's East Coast. It is believed that the ship carrying the gold sank there in 1715 during a hurricane.

Girls from a Vietcong guerrilla unit carrying ammunition along the Ho Chi Minh Trail. Vietnam War, January 2, 1968.

A steam locomotive moves down a sunken street during a Boston flood, 1915.

The Birmingham "peakey blinders" gang of the 1910s.

Miners descending a cable car.
South Africa 1880s.

1948. Divorce Court. USA. A man begs his wife to forgive him

Bracelet of human hair, Sweden, mid 19th century.

Greetings in Times Square in honor of Mikhail Gorbachev's visit. New York. USA. 1988.