Hillary Clinton waves to a selfie-taking crowd at a recent campaign event in Orlando, Florida on September 26, 2016. (Photo by Barbara Kinney/Hillary for America)

Three Palestinian women sit on a beachfront as a wave comes rushing by in Gaza City on November 17, 2016. (Photo by Mohammed Abed/AFP Photo)

A reveler poses for pictures at the Victorian Picnic during the Wave and Goth festival in Leipzig June 6, 2014. The annual festival, known in Germany as Wave-Gotik Treffen (WGT), features over 150 bands and artist in venues all over the city playing Gothic rock and other styles of the dark wave music subculture. The event, one of the biggest of its kind, attracts a regular audience of up to 20,000, the organizers said. REUTERS/Thomas Peter

Peruvian surfer Domingo Pianezzi rides a wave with his alpaca Pisco at San Bartolo beach in Lima March 16, 2010. Pianezzi has spent a decade training dogs to ride the nose of his board when he catches waves, and now he is the first to do so with an alpaca. (Photo by Pilar Olivares/Reuters)

In this Saturday, July 14, 2018, file photo, waves caused by high tide envelops a man standing outside his house near the Arabian Sea in Mumbai, India. The man was washed away by the wave and rescued by locals about 100 meters away from the spot. (Photo by Rajanish Kakade/AP Photo)

An Aymara woman with a sheep waves to the crowd during a Christmas parade in La Paz, Bolivia December 12, 2015. (Photo by David Mercado/Reuters)

A man walks on the Cobb as storm waves break behind on December 13, 2011 in Lyme Regis, England. (Photo by Matt Cardy/Getty Images)

A bodyboarder rides a wave at Mackenzies Bay on May 1, 2011 in Sydney, Australia. A strong east-south-east swell has developed along the NSW coastline with waves between 6ft and 8ft expected to hit the coast for much of the weekend and into next week. (Photo by Cameron Spencer/Getty Images)