The “Tribute in Light” illuminates the sky down in the Wall Street area of lower Manhattan in New York on September 10, 2014 on the night before the 13th anniversary of the September 11, 2001 attacks. The tribute, an art installation of the Municipal Art Society, consists of 88 searchlights placed next to the site of the World Trade Center creating two vertical columns of light in remembrance of the 2001 attacks. (Photo by Timothy A. Clary/AFP Photo)





An aerial view taken with a drone in Moscow on January 27, 2018 shows a star on top of the Moscow State University, Luzhniki Stadium and the Moskva River. (Photo by Dmitry Serebryakov/AFP Photo)





The Camp Nou stadium is illuminated ahead of a soccer match between Barcelona F.C and Eibar in Barcelona, Spain, Tuesday, September 19, 2017. (Photo by Emilio Morenatti/AP Photo)





Capitol Hill is seen in the distance as rain falls on Pennsylvania Avenue in Washington, early Friday, March 31, 2017. (Photo by J. Scott Applewhite/AP Photo)





Tightly-packed buildings are seen from the Fei Ngo Shan in the night in Hong Kong, Saturday, April 1, 2017. (Photo by Vincent Yu/AP Photo)





The skyline, with its characteristic banking towers, is reflected in river Main in Frankfurt, Germany, October 1, 2017. Zoomed image is taken on slow shutter speed. (Photo by Kai Pfaffenbach/Reuters)





Smoke billows from the forest around Valparaiso, in Chile, on January 02, 2017 as the fire threatens to reach the city's port. Authorities have declared a red alert in the area. (Photo by Francisco Venegas/AFP Photo)



[img alt="A view of St Basil' s Cathedral in Moscow' s Red Square after the lights were turned off during the Earth Hour 2018 environmental campaign in Moscow, Russia on March 24, 2018. This is an annual lights- off environmental event organised by the WWF [World Wide Fund for Nature] to raise awareness of climate change. (Photo by Maxim Grigoryev/TASS)"]314618[/img]

A view of St Basil' s Cathedral in Moscow' s Red Square after the lights were turned off during the Earth Hour 2018 environmental campaign in Moscow, Russia on March 24, 2018. This is an annual lights- off environmental event organised by the WWF [World Wide Fund for Nature] to raise awareness of climate change. (Photo by Maxim Grigoryev/TASS)





This general view taken from the rooftop of The Tour Montparnasse at twilight on January 8, 2018, shows The Eiffel Tower (C) and The Dome des Invalides (R) in Paris. (Photo by Christophe Simon/AFP Photo)





The buildings of the banking district are seen through thousands of rain drops on a glass railing in central Frankfurt, Germany, Wednesday, January 11, 2017. (Photo by Michael Probst/AP Photo)





A general view shows the illuminated Eiffel Tower (C), the Hotel des Invalides (R) and rooftops at night in Paris, France, November 28, 2016. (Photo by Charles Platiau/Reuters)





A general view shows the illuminated Eiffel Tower and the skyline of La Defense business district (Rear) at night in Paris, France, November 28, 2016. (Photo by Charles Platiau/Reuters)





Colorful clouds hang over the skyline as the sun rises in Frankfurt, Germany, Tuesday, Nov. 22, 2016. (Photo by Michael Probst/AP Photo)





The lights from a bustling city illuminates the evening on Friday November 04, 2016 in Tokyo, Japan. (Photo by Matt McClain/The Washington Post)





An aerial view taken with a drone shows Luzhniki Stadium in Moscow on January 24, 2018. Luzhniki Stadium will host seven matches including the final of the 2018 FIFA World Cup football tournament. (Photo by Dmitry Serebryakov/AFP Photo)





The geometric VIA W57 residential project along the Hudson River is seen in the Manhattan borough of New York City, November 22, 2015. (Photo by Rickey Rogers/Reuters)





The setting sun reflects off of the twin towers of Time Warner Center in the Manhattan borough of New York City, November 22, 2015. (Photo by Rickey Rogers/Reuters)





Buddhists carry candles while encircling a large Buddha statue during Asanha Puja Day, the eve of the Buddhist Lent, at a temple in Nakhon Pathom province on the outskirts of Bangkok, Thailand July 19, 2016. (Photo by Chaiwat Subprasom/Reuters)





A view of the buildings in Central Jakarta, Indonesia August 2, 2016. (Photo by Darren Whiteside/Reuters)





A general view of the Rocinha favela, one of the slums that was included in the “police pacification unit” program that began in 2008, in Rio de Janeiro, Brazil, July 25, 2016. Picture taken July 25, 2016. (Photo by Bruno Kelly/Reuters)