Two women lighting cigarettes on a tennis court in Essex, England circa 1930's. (Photo by Keystone View/FPG/Getty Images)

“This brought me back. While I was doing my photo shoot this week for Muscle & Fitness, I could practically hear Joe Weider screaming, “Come on Arnold! What’s wrong with you? Pull in the stomach.” Watch for the issue in September!”

Jennifer Lopez donates a stage outfit that she wore during an American Idol performance to Hard Rock Cafe’s memorabilia collection at her CD signing to celebrate her new album «LOVE?» held at the Hard Rock Cafe Hollywood on May 3, 2011 in Hollywood, California. (Photo by Michael Caulfield/Getty Images)

A indigenous man from the Tabajara tribe is seen in Tocantins river before the I World Games for Indigenous People in Palmas, Brazil, October 21, 2015. (Photo by Ueslei Marcelino/Reuters)

A leopard seal feeds Paul Nicklen a penguin. (Photo by Paul Nicklen/National Geographic). Antarctic Peninsula, 2011

A Russian trenchmortar crew run to take up a new firing position in the Stalingrad area during the Great Patriotic War. (Photo by Keystone/Getty Images). October 1942

Students from Glasgow Art School modelling casual clothing and Buchan tartan in the annual Fashion Show for charities. During Rag Week students parade in the city streets wearing costumes designed and made by themselves. (Photo by Haywood Magee/Picture Post/Getty Images). 7th February 1953

Three Chinese soldiers at the time of a civil war in China. (Photo by General Photographic Agency/Getty Images). 1922