Israeli illusionist and endurance artist Hezi Dean performs a purported levitation trick in Tel Aviv March 22, 2015. Dean on Sunday began what he calls a “24-hour levitation” on the outside of a Tel Aviv building. (Photo by Baz Ratner/Reuters)

First prize. Taken over Bali Barat National Park, Denpasar, Bali. Made with a GoPro Hero 2 camera. (Photo by Capungaero)

A visitor poses with artist Joyce Pensato's artwork “Mickey for Micky” at the Frieze Art Fair in London, October 14, 2014. (Photo by Luke MacGregor/Reuters)

A British couple drink hot chocolate at Chillout cafe in Dubai May 12, 2013. Chillout, owned by UAE's Sharaf Group, is the first ice lounge in the Middle East, with temperatures set at –6 degrees Celsius (21 degrees Farenheit). The cafe, with its illuminated interiors, curtains, paintings and seating arrangements, is all made of carved ice and frozen sculptures. (Photo by Ahmed Jadallah/Reuters)

A contestant performs in wooden Pujllay dance shoes known as “ojotas”, in a contest to elect the Queen of Great Power, in La Paz, Bolivia, Friday, May 24, 2019. The largest religious festival in the Andes choses its queen in a tight contest to head the Festival of the Lord Jesus of the Great Power, mobilizing thousands of dancers and more than 4,000 musicians into the streets of La Paz. (Photo by Juan Karita/AP Photo)

The electronically animated giant baby Miguelin (created by Isabel Coixet in collaboration with the special effects team behind Alien vs. Predator) was seen in the Spanish Pavilion at the site of Shanghai 2010 World Expo on April 27, 2010 in Shanghai, China. (Photo by China Photos)

Two years ago, Mark Rober was an engineer at NASA’s Jet Propulsion Laboratory in Pasadena, California, part of a team that worked on the Curiosity rover. For Halloween, he strapped an iPad to his chest and another to his back. Then he turned them on and used the devices’ cameras and screens to make it appear as if he had a gaping hole in the middle of his torso. (Photo By Mark Rober)