Humboldt Penguins swim in their pool as a keeper looks on through a spherical window during the annual stocktake press preview at London Zoo in Regents Park in London Monday, January 4, 2016. A requirement of ZSL London Zoo's license, the annual audit takes keepers a week to complete and all of the information is shared with zoos around the world via the International Species Information System, where it's used to manage the worldwide breeding programmes for endangered animals. (Photo by Alastair Grant/AP Photo)

This photo provided by Steamboat Ski Resort shows hot air balloons that visitors can tour in above the town and mountains in Steamboat Springs, Colo. Wild West Adventures offer continental breakfast, champagne ceremony with flight certificates and courtesy pick-up are included. (Photo by Larry Pierce/AP Photo/Steamboat Ski Resort)

“Michael Jackson, the performer, consistently transcended racial and gender perceptions; Michael Jackson tribute artists, impersonators and lookalikes reflect this in that they embody a wide span of inspiration and intention. The current crop of impersonators are people who take great care in their appearance – some spend a lot of money and time on their make up and clothing, while others are more concerned with the physical gestures associated with his dances while expressing very little concern in the creation of an illusion”. – Lorena Turner. (Photo and caption by Lorena Turner)

A British woman plays a piano designed especially for people who are confined to bed. Date: 1935. (Photo by Mary Evans Picture Library/Caters News)

A recruitment drive during the First World War at Trafalgar Square, London. (Photo by Central Press/Getty Images)

Model Hailey Baldwin is seen walking in Soho on February 10, 2017 in New York City. (Photo by Splash News and Pictures)

An Afghan journalist takes a “selfie” as U.S. President Barack Obama (R) holds a joint news conference with Afghanistan's President Ashraf Ghani (C) at the White House in Washington March 24, 2015. (Photo by Jonathan Ernst/Reuters)

Model Bella Hadid attends the “Cafe Society” premiere and the Opening Night Gala during the 69th annual Cannes Film Festival at the Palais des Festivals on May 11, 2016 in Cannes, France. (Photo by Tristan Fewings/Getty Images)