Members of the 1st Tennessee wait to take part in in a demonstration of a battle during ongoing activities commemorating the 150th anniversary of the Battle of Gettysburg, Friday, June 28, 2013, at at Bushey Farm in Gettysburg, Pa. Union forces turned away a Confederate advance in the pivotal battle of the Civil War fought July 1-3, 1863, which was also the war's bloodiest conflict with more than 51,000 casualties. (Photo by Matt Rourke/AP Photo)

Anna Sloan and Vicki Adams of Britain sweep during a match against Olympic Athletes from Russia in Session 1 of the Women' s Round Robin curling competition at the 2018 Winter Olympic Games at Gangneung Curling Centre in Gangneung, South Korea on February 14, 2018. The British team won the match convincingly, 10-3. (Photo by Cathal McNaughton/Reuters)

The space shuttle Endeavour is transported to the California Science Center in Exposition Park from Los Angeles International Airport (LAX) in Los Angeles, California. (Photo by Kevork Djansezian)

Women's International Football, England team train for England v France match. Picture shows young footballer Jeannie Allott. Jeannie Alott was England youngest ever female goal scorer. At the age of sixteen years, and one day, she scored in the first official England v Scotland match in Greenock, Scotland on the 18th November 1972. Scotland (2) – England (3) Picture taken 6th November 1974. (Photo by Monte Fresco/Mirrorpix)

General view of atmosphere of fans at the “Harry Potter And The Deathly Hallows: Part 2 An IMAX Experience” release party at AMC Loews Kips Bay 15 theater on July 14, 2011 in New York City. (Photo by Rob Kim/Getty Images)

Unwanted phones recreated as interactive birds, part of “Escape III” by Anthony Goh and Neil Mendoza seen on display at the Barbican's Digital Revolution exhibition on July 2, 2014 in London, England. The exhibition brings together artists, designers, film makers, musicians and architects who push the boundaries of creativity that digitial technology can offer, and runs from July 3 until September 14, 2014. (Photo by Matthew Lloyd/Getty Images for Barbican Art Gallery)