A hot air balloon flies close to the ground in the Jezreel Valley in northern Israel during an international hot air balloon festival October 14, 2014. (Photo by Nir Elias/Reuters)

Participant Andreea Teodorescu, 17, races on a snowboard during the Bikini Race contest held at Arena Platos Paltinis winter resort, near Sibiu city, 275 km north from Bucharest, Romania, 04 March 2018. The Bikini Race is a timed show on the slopes, at the sixth edition, for women dressed only in swimmsuits and some winter accessories. (Photo by Mircea Rosca/EPA/EFE)

A receptionist dinosaur robot performs at the new robot hotel, aptly called Henn na Hotel or Weird Hotel, in Sasebo, southwestern Japan, Wednesday, July 15, 2015. From the receptionist that does the check-in and check-out to the porter that’s a stand-on-wheels taking luggage up to the room, the hotel, that is run as part of Huis Ten Bosch amusement park, is “manned” almost totally by robots to save labor costs. (Photo by Shizuo Kambayashi/AP Photo)

A pig's head is seen in a basin after it was slaughtered it in the village of Azerany, Belarus, December 12, 2015. (Photo by Vasily Fedosenko/Reuters)

Eghy (L) uses his makeshift snorkel as his colleague lifts up green mussels to their boat in Jakarta Bay, Indonesia, April 20, 2016. (Photo by Reuters/Beawiharta)

A man dressed as Ironman takes a seat in the cafeteria on the second day of the London Super Comic Convention at the ExCel centre in east London, on March 15, 2015. (Photo by Justin Tallis/AFP Photo)

A 12th century manuscript of The Old Testament sits in the Chained Library of Hereford Cathedral after it's annual spring clean on January 24, 2012 in Hereford, England. (Photo by Christopher Furlong/Getty Images)

A cake decorated as a scene from the children's story “Little Red Riding Hood” is displayed at the Cake and Bake show in London, Britain October 3, 2015. (Photo by Neil Hall/Reuters)