A subway worker walks away after a train departed the station in central Pyongyang, North Korea May 7, 2016. (Photo by Damir Sagolj/Reuters)

The first solar-powered station designed to look like a tree provides users with a free Wi-Fi spot charging station, seating and cool drinking water.

British prime minister Winston Churchill (1874–1965) stops to pet a cat at Liverpool Street Station, 24th May 1952. (Photo by Keystone/Hulton Archive/Getty Images)

Double tornadoes, lightning storms and rotating supercells – this is what it's like to chase storms for a year. These dramatic images show apocalyptic weather throughout 2014 from a lightning storm to a pair of rainbows. Roger Hill, 57, has been chasing storms in the United States for thirty years and runs a tour operation with his wife Caryn. Here: a hailstorm rolls over fields, on July 22, 2014, in South Dakota. (Photo by Roger Hill/Barcroft Media)

A woman smokes marijuana during the annual 4/20 marijuana rally on Parliament Hill in Ottawa, Ontario, Canada, April 20, 2017. (Photo by Chris Wattie/Reuters)

A man holds his umbrella during snowfall on the Areopagitou pedestrian street beneath the Acropolis hill during snowfall in Athens, Greece, January 10, 2017. (Photo by Alkis Konstantinidis/Reuters)

Participants descend a hill in home- made vehicles during the 29 th Car Festival in Medellin, Antioquia department, Colombia, on November 18, 2018. (Photo by Joaquin Sarmiento/AFP Photo)

American singer Madison Beer arrives at the 2019 TrevorLive Los Angeles Gala at The Beverly Hilton Hotel on November 17, 2019 in Beverly Hills, California. (Photo by Splash News and Pictures)