Paternoster lifts are unique passenger elevators made of continuously moving open compartments, usually designed for two people each.

On January 24, 1984, at the Flint Center in Cupertino, California, a 28-year-old Steve Jobs stepped onstage in a tuxedo to introduce the Macintosh, Apple’s long-anticipated personal computer.

In May 1945, as World War II drew to a close, Captain Robert Posey and Private First Class Lincoln Kirstein entered the Altaussee salt mine in Austria’s Alps.

In 1916, Vermont inventor Albert Bacon Pratt patented a device unlike anything seen before: a helmet with an integrated firearm.

Sarah Biffin was born on 25 October 1784 in East Quantoxhead, Somerset, with phocomelia, leaving her without arms and with undeveloped legs.

In the heart of Pyongyang, North Korea, stands the Ryugyong Hotel, a 330-meter (1,080-foot) pyramid-shaped skyscraper dominating the city’s skyline.

On November 19, 1961, 23-year-old Michael Rockefeller, son of New York Governor Nelson Rockefeller, disappeared off the southern coast of New Guinea.

High in India’s Uttarakhand Himalayas, at an altitude of 5,020 meters, lies Roopkund, also called Skeleton Lake.

In the spring of 1997, a Bengal tigress named Machali, code-named T-16, was born in Ranthambore National Park, India.

On December 11, 1998, NASA launched the Mars Climate Orbiter, a 638 kg robotic probe designed to study the Martian climate and act as a communications relay for the Mars Polar Lander.