New York City, 1974. (Photo by Elliott Erwitt/Harry Ransom Center Collection/Magnum Photos)

A British Airways passenger plane flies in front of the moon above London, Britain, May 3, 2018. (Photo by Toby Melville/Reuters)

This combination photo of images released by HBO shows Emilia Clarke portraying Daenerys Targaryen in “Game of Thrones”. The final season of the popular series premieres on April 14. (Photo by HBO via AP Photo)

A child stands inside a large soap bubble made by a street artist at the Mayor square in central Madrid, Friday, December 9, 2016. (Photo by Francisco Seco/AP Photo)

The Spanking. (Photo by Vika Valter/Getty Images)

Pamukkale, Turkey, is home to these terrace pools, formed by the build-up of carbonate mineral from the warm water flowing from the thermal springs above. (Photo by Image Courtesy of Jennifer Hayes/Getty Images)

Masked men ride in a morning procession as part of the “Cavalhadas” festival in Pirenopolis, Brazil, Sunday, May 19, 2013. The popular festival is a tradition that was introduced in the 1800's by a Portuguese priest to mark the the ascension of Christ. The 3-day festival reenacts the Christian knights' medieval defeat of the Moors. (Photo by Eraldo Peres/AP Photo)