The Rain Vortex, the world's tallest indoor waterfall, drops through the newly built Jewel Changi complex at the Changi International Airport in Singapore, photographed during a media preview on April 11, 2019. #

An overhead view shows water from Lake Qaraoun, a reservoir behind the El Wauroun Dam, falling into an overflow pipe west of Lebanon's Beqaa Valley on April 5, 2019. #

Elephants and people play with water as part of celebrations for the water festival of Songkran, which marks the start of the Thai New Year, in Ayutthaya, Thailand, on April 11, 2019. #

A South Korean worker cleans a bronze statue of Admiral Yi Sun-shin, who won a major naval victory over Japan in the 16th century, during a springtime street-and-park-cleanup event at Gwanghwamun Plaza in Seoul on April 9, 2019. #

An airliner flies high above a giant, gold inflatable astronaut representing the Dutch astronaut André Kuipers to mark the start of the fifth National Museum Week in Sassenheim, the Netherlands, on April 8, 2019. #

People watch as the SpaceX Falcon Heavy rocket lifts off from launchpad 39A at NASA’s Kennedy Space Center in Titusville, Florida, on April 11, 2019. The rocket is carrying a communications satellite built by Lockheed Martin into orbit. #

An Indian resident walks across a makeshift bridge over a sewage canal under the Digha-Sonpur Bridge link road in Danapur, in the Indian state of Bihar, on April 7, 2019. #

A dancer poses for a photographer in front of pink cherry-tree blossoms during a sunny spring morning at the Parc de Sceaux gardens near Paris, France, on April 12, 2019. #

Standing nearly 20 feet high, 43 U.S. presidential busts rest in a field in Croaker, Virginia, photographed on April 9, 2019. From George Washington to George W. Bush, these remnants of the bankrupt Presidents Park are stored on the property of Howard Hankins. He has recently partnered with the historian and photographer John Plashal to provide legal tours of the busts. According to multiple media reports, Hankins has said that he is seeking to restore and transport the massive sculptures, but needs to raise more than $1.5 million in order to do so. #

Members of the media are seen reflected in the eye of President Donald Trump as he answers questions on the South Lawn of the White House in Washington, D.C., before departing by helicopter on April 10, 2019. #

Brighton & Hove Albion fans wear masks before the FA Cup semifinal match between Manchester City and Brighton & Hove Albion at Wembley Stadium in London, England, on April 6, 2019. #

Will Hyde from Darlington, England, wears a Chewbacca costume as he carries a surfboard across the beach on the first day of the Sci-Fi Scarborough weekend at the seafront Scarborough Spa complex in England on April 6, 2019. #

A view of the flooded Azadegan plain in the village of Susangerd, in Iran's Khuzestan province, on April 9, 2019. Iran has been hit by several weeks of unprecedented flooding across most of the usually arid country, which has killed 70 people, according to emergency services. #

A tear falls down the face of Maria Jofresse, 25, during an interview with Reuters in the aftermath of Cyclone Idai at a camp for the displaced in John Segredo, near Beira, Mozambique, on March 31, 2019 (the photo was released on April 10). Jofresse lost her two children to the storm. In the midst of the floods, she dug their small graves but can't find them anymore. "People suffered indeed, but no one suffered as I did, because I lost the most precious things I had—my kids," she said. #

Members of the Maine State Police stand during the funeral procession for Maine State Police Detective Ben Campbell in Portland, Maine, on April 9, 2019. Campbell was helping a motorist last week when he was struck and killed by a wheel that had dislodged from a logging truck. #

A man walks down the empty boulevard Hofjaegerallee after taxi drivers blocked roads during a protest in Berlin, Germany, on April 10, 2019. Taxi drivers were protesting government plans regarding the growth of app-based ride-hailing services that they say threaten their livelihood. #

Davide Moretti (left) of the Texas Tech Red Raiders reacts after his team's 85–77 loss to the Virginia Cavaliers during the 2019 NCAA men's national-championship game at U.S. Bank Stadium in Minneapolis, Minnesota, on April 8, 2019. #

A makeshift memorial site for the slain rapper Nipsey Hussle is filled with candles outside the Marathon Clothing store in Los Angeles on April 11, 2019. Hussle was killed in a shooting outside the store on March 31. #

A sedated lioness is pictured in a cage at a zoo in Rafah, in the southern Gaza Strip, during an evacuation by members of the international animal-welfare charity Four Paws, who were relocating animals to sanctuaries in Jordan, on April 7, 2019. Forty animals, including five lions, were to be rescued from squalid conditions in the Gaza Strip, an animal-welfare group said. The zoo made headlines in February when its cash-strapped owner revealed that he had declawed one of the lions so that customers could pay to play with her. #

Demonstrators shout during a protest as they march through London, England, on April 12, 2019. Young protesters took to the streets after a government report revealed that Britain is set to miss its emissions targets. #