The sun rises beside St Mary's Lighthouse in Whitley Bay, Tyne and Wear, as the unseasonably cool weather continues on Thursday, April 28, 2016. (Photo by Owen Humphreys/PA Wire)

A pilot inflates a hot air balloon while taking part in the 38th International Balloon Festival of Chateau-d'oex, Switzerland, 23 January 2016. The festival takes place from 23 to 31 January. (Photo by Vincent Vannay/EPA)

People are reflected in mirrors as they walk in a busy shopping district in Tokyo, Japan, December 25, 2015. (Photo by Thomas Peter/Reuters)

Young girls attend a training session in MGFSO Olympic reserve school in Moscow on May 30, 2016. (Photo by Kirill Kudryavtsev/AFP Photo)

Children play amid icebergs on the beach in Nuuk, Greenland, June 5, 2016. (Photo by Alister Doyle/Reuters)

“GoPro is a brand of the privately owned San Mateo, California company Woodman Labs that features “wearable” camera/camcorders such as helmet cameras that are targeted at adventure video/photography. Widely used by professionals and hobbyists”. – Wikipedia. Photo: “Skydiving fun in Miami by Ralph Turner. This is a shot I took yesterday at Skydive Miami during a fun jump with friend Dexter Marcelino”. (Photo by Ralph Turner)

Tokyo, “Electric City”. August 24, 2009. (Photo by Caribb; Source: Flickr)

Greyhounds with stuffed and sprung model monkeys strapped to their backs before a hurdle race at Wellinborough. (Photo by E. Bacon). 21st April 1928