Dancers of the Friedrichstadt-Palast from the show “THE WYLD” pose during a promotional photocall in front of the Brandenburg Gate in Berlin, Germany, June 25, 2015. The 10.6 million euro ($13.5 million) show is the largest production budget in the 95-year history of Friedrichstadt-Palast. (Photo by Hannibal Hanschke/Reuters)

Women kiss each other as people celebrate outside the Stonewall Inn in the Greenwich Village neighborhood of New York June 26, 2015. The Supreme Court ruled on Friday that the U.S. Constitution provides same-s*x couples the right to marry, handing a historic triumph to the American gay rights movement. (Photo by Eduardo Munoz/Reuters)

An actor plays an injured passer-by during Exercise Strong Tower, the scene of a mock terror attack at a disused underground station in central London, Britain June 30, 2015. London police held their biggest-ever terrorism drill on Tuesday, pitting the emergency services against a group of marauding attackers, nearly 10 years since four young British Islamists killed 52 people in suicide bombings on London's transport network in July 2005. (Photo by Peter Nicholls/Reuters)

A man works on “Long Ma”, a creation by La Machine production company, during a media visit to “A Journey to Nantes” (Le Voyage a Nantes) art festival in Nantes, France, June 30, 2015. The art festival will run from July 3 to August 30. (Photo by Stephane Mahe/Reuters)

Journalists (L) walk along the new Caminito del Rey (The King's Little Pathway) in El Chorro-Alora, near Malaga, southern Spain March 15, 2015. Dubbed by many media outlets as the world's scariest pathway, the three-kilometre long pathway, which was built at about 100 metres (330 ft) above the gorge of Los Gaitanes between the years of 1901 and 1905, was closed in 2001 after five people died. A new walkway has then been built over the old walkway and will open to the public on March 28, 2015. (Photo by Jon Nazca/Reuters)

The Upside Down Room, with furniture on the ceiling and real beds and chairs that open out of the floor, is one of many creative and even bizarre rooms shown photographed February 14, 2002 at the Propeller Island City Lodge in Berlin, Germany. Owner, artist and musician Lars Stroschen designed the rooms of the hotel, which has 28 rooms and has been open since June, 2001. (Photo by Sean Gallup/Getty Images)