Eagle Prime (MK3), a giant robot by MegaBots Inc. which manufactures giant piloted humanoid fighting robots headquartered in Berkeley, California on October 18, 2017. (Photo by Courtesy Michael Mauldin/Reuters/MegaBots Inc)

A dog dressed as Oscar the Grouch takes part in the annual halloween dog parade at Manhattan's Tompkins Square Park in New York, NY, U.S. on October 21, 2017. (Photo by Lucas Jackson/Reuters)

A woman dressed for la “La Diablada” festival walks down a road in Pillaro, Ecuador, Friday, January 6, 2017. Local legend holds that anyone who adopts a costume for the celebration and wears it at the event six years in a row will have good luck. (Photo by Dolores Ochoa/AP Photo)

Tourists ride a cable car in the form a of a Chiva, a bus used to serve rural routes, in Pitalito, Colombia, Tuesday, April 5, 2017. The ride called “La Chiva Voladora” costs about $0.70 and you zip along about 800 meters from one side of a hill to another. (Photo by Fernando Vergara/AP Photo)

Journalists interview a girl, member of the Cryophile amateurs winter swimmers club, after bathing in the ice waters of the Yenisei River, during the celebrations for the upcoming Christmas and New Year, in Krasnoyarsk, Russia, December 23, 2017. (Photo by Ilya Naymushin/Reuters)

A girl reacts as coloured water is thrown on her face while celebrating Holi, the Festival of Colours, in Mumbai, India, March 13, 2017. (Photo by Shailesh Andrade/Reuters)

A lunar eclipse appears behind a gargoyle atop the old red Dallas County Courthouse early Wednesday morning, October 8, 2014. The moon appears orange or red, the result of sunlight scattering off Earth's atmosphere. This is known as the blood moon. (Photo by Tom Fox/AP Photo/The Dallas Morning News)

A boy looks at a six-metre tall luminescent puppet, operated by ten performers, during a preview of Vivid Sydney, promoted as the world's largest festival of light, music and ideas, in Sydney, Australia on May 23, 2018. “Vivid” is a major outdoor cultural event featuring light installations and projections with the annual event this year running from May 25 to June 16, 2018. (Photo by David Gray/Reuters)