4 or 5 doughnut-shaped crafts were flying in formation directly above Harold Dahl's boat when one of them started dropping strange, rocky, slag-like material.

The 16-year-old tsar of Russia was murdered, along with his mother.

He was the head librarian at the Great Library of Alexandria, and he’s remembered as the father of geography.

Maximilian's rise to power was the ill-conceived brainchild of Napoleon III who sought to extend French imperial power

5 English monks saw what appeared to be "two horns of light" on the shaded part of the Moon.

This half-woman, half-fish oddity would become one of his most popular sideshow attractions of all time.

Clement Vallandigham came up with the snappy slogan, "To maintain the Constitution as it is, and to restore the Union as it was."

Mumtaz Mahal, the beloved Empress of India, died while giving birth to her fourteenth child.

A bunch of friends gathered at a summer house. Their creativity would mark a pivotal moment in horror history. 

A mysterious flaming blob flew into Traven Matchett's backyard in southern Ontario.

On this day Ella Fitzgerald spent her last morning listening to birds in the backyard of her Beverly Hills home.

A French physician named Jean-Baptiste Denys gave a 15-year-old boy about 12 ounces of sheep blood.

Jean Baptiste Kleber was one of the greatest generals from the French Revolutionary Wars.

During his 22-year reign he earned a reputation as a wild eccentric who loved to build fantastic castles. His death was extremely suspicious.

Over the 50 years the open-pit mine operated it became one of the largest manmade holes on earth.

A man from Kentucky named Lewis Haslett called his invention an "Inhaler or Lung Protector."

At age 10 she was kidnapped by a band of Delaware Indians. After 6 years living among her captors, she was reunited with her real family.