In this Wednesday, August 2, 2017 photo, Borre, an 8-year-old cat sits in a basket next to the canal on the Catboat shelter in Amsterdam, Netherlands. In the heart of the Dutch capital, on a canal near one of the busiest shopping streets, a floating animal sanctuary called The Catboat provides refuge for about 50 stray and abandoned felines. (Photo by Muhammed Muheisen/AP Photo)

A Philippine boy collects used plastic bottles to be sold at a junk shop at Divisoria market in Manila on November 29, 2017. (Photo by Noel Celis/AFP Photo)

Dancers at the Windmill Theatre in London, England practice a routine wearing gas masks and hard-hats with their costumes, 1940. (Photo by Hulton Archive/Getty Images)

Director Taro Kambe directs as he watches acting with VR headset during a rehearsal for ROCKET's 3D virtual reality adult film at the company's studio in Tokyo, Japan, July 31, 2017. Japan is the world's second biggest virtual reality market after the United States and the adult entertainment industry and gaming sector are turning to VR as a new way to distribute content. (Photo by Kim Kyung-Hoon/Reuters)

In the mountains of central Vietnam, a colossal pair of hands lifts a golden thread of walkway high above the clifftops, as if the mountain itself has sprouted limbs. Here: A giant hand structure at the Gold Bridge is seen on Ba Na hill near Danang city, Vietnam on August 1, 2018. (Photo by Reuters/Kham)

Marine researcher Tomasz Furmanek, 44, from Bøjarnesveien, Norway, takes stunning images while kayaking through various fjords and lakes in the Scandinavian country. During Tomasz’s free time, he works as a freelance photographer traveling around the lakes, fjords and coastal regions of the beautiful country – and capturing breathtaking photographs. Here: Hardangerfjorden, near Ullensvang. (Photo by Thomasz Furmanek/Caters News Agency)

A history enthusiast, dressed as a soldier, marches before the re-enactment of Napoleon's famous battle of Austerlitz near the southern Moravian town of Slavkov u Brna, Czech Republic December 3, 2016. (Photo by David W. Cerny/Reuters)

Two young women embrace in bed together, both wearing white lace underwear. (Photo by Popperfoto/Getty Images)