A boat navigates the shore of the island of Tobago, Trinidad and Tobago, at sunset on Sunday, January 23, 2022. (Photo by Felipe Dana/AP Photo)





Sunrise behind the Bass Rock in the Firth of Forth near North Berwick, East Lothian, Scotland on Friday, April 21, 2023. (Photo by Jane Barlow/PA Images via Getty Images)





In this photo provided by the U.S. Navy, the Arleigh Burke-class guided-missile destroyer USS Milius (DDG 69) conducts a routine Taiwan Strait transit on Sunday, April 16, 2023. The U.S. Navy sailed the warship through the Taiwan Strait on Sunday, in the first such transit made public since China carried out large-scale military drills around the self-ruled island last weekend in retaliation for a visit by Taiwan's president to the U.S. (Photo by U.S. Navy via AP Photo)





Swallows perch on electrical power lines at sunset in Eldorado dos Carajas, Para state, Brazil, on April 19, 2023. (Photo by Nelson Almeida/AFP Photo)





Scientists drive their snowmobiles cross the arctic towards Kongsfjord during sunset near Ny-Alesund, Svalbard, Norway on April 10, 2023. (Photo by Lisi Niesner/Reuters)





Dramatic evening sun sets behind The London Eye ferris wheel viewed from top of Greenwich Park on April 19, 2023. (Photo by Guy Corbishley/Alamy Live News)





Ukrainian soldier of the Aidar battalion heading to an artillery position in Donetsk oblast, 4 April 2023. (Photo by Diego Herrera Carcedo/Anadolu Agency via Getty Images)





Two female wild swimmers enjoy a dip at dawn in the Firth of Forth in Edinburgh, Scotland on April 4, 2023. (Photo by Archwhite/Alamy Live News)





It was a chilly but bright start to the day on the River Stour in Christchurch, Dorset, United Kingdom on April 25, 2023. (Photo by Nick Lucas/South West News Service)





A hydrogen train stops in the train station of Wehrheim near Frankfurt, Germany, Thursday, April 6, 2023. (Photo by Michael Probst/AP Photo)





A sunset at the mouth of an estuary in the vicinity of the Bajamar area, west of San Jose, Costa Rica, 18 April 2023. 22 April marks World Earth Day, a date created by the United Nations to raise awareness among the population about the values of biodiversity conservation and the problem of pollution. (Photo by Jeffrey Arguedas/EPA)





Icelandic stallions stand in their paddock at a stud farm in Wehrheim near Frankfurt, Germany, Monday, April 24, 2023. (Photo by Michael Probst/AP Photo)





The tusk of a woolly mammoth that lived some 18,000 years ago, from which researchers sequenced the extinct mammal's entire genome, is seen in northeastern Siberia in this photo from 2015. (Photo by Love Dalen/Handout via Reuters)





The sun rises over Manchester city centre on Monday, April 3, 2023. (Photo by Peter Byrne/PA Images via Getty Images)





The cargo ship “Maria” sits on the horizon as the sun rises over Brown's Bay in North Tyneside, England on Wednesday, March 29, 2023. (Photo by Owen Humphreys/PA Images via Getty Images)