The Queen Elizabeth Tower (Big Ben) is reflected in a puddle as a cyclist rides by in London, on 27 June 2016. Britain began preparations to leave the European Union on Monday but said it would not be rushed into a quick exit, as markets plunged in the wake of a seismic referendum despite attempts to calm jitters. (Photo by Leon Neal/AFP Photo)

India's Border Security Force (BSF) soldiers ride their camels during a rehearsal for the “Beating the Retreat” ceremony in New Delhi, India, January 27, 2016. The ceremony symbolises retreat after a day on the battlefield, and marks the official end of the Indian Republic Day celebrations. It is held every year on January 29. (Photo by Anindito Mukherjee/Reuters)

South Korea's Black Eagles aerobatics team perform a maneuver during a preview of the Singapore Airshow at Changi exhibition center in Singapore February 14, 2016. The Airshow will take place from February 16-21. (Photo by Edgar Su/Reuters)

A farmer sleeps near cows at the International Agricultural Show in Paris, France, February 29, 2016. The Paris Farm Show runs from February 27 to March 6, 2016. (Photo by Benoit Tessier/Reuters)

A participant has her body painted before a local bodybuilding and fitness championship in the Siberian city of Krasnoyarsk, Russia, March 5, 2016. (Photo by Ilya Naymushin/Reuters)

Men work at Makala gold mine camp near the town of Mongbwalu in Ituri province, eastern Democratic Republic of Congo on April 7, 2018. (Photo by Goran Tomasevic/Reuters)

“The Carnival Triumph finally made port on Thursday night, after what should have been an idyllic four-day cruise turned into a grueling week-long ordeal for more than 3,000 passengers and 1,000 crew. Some kissed the ground as they disembarked the ship, while others swore never to go on another cruise again. Many spoke of the well-documented unsanitary conditions on board the 272-metre Triumph, which lost power in the Gulf of Mexico on Sunday”. – Tom Dart and Adam Gabbatt via Guardian

Photo: Kendall Jenkins of Houston kisses the ground after stepping off the Carnival ship Triumph (Photo by AP Photo)

Dance Team Rage Crew perform at BAFTA LA's 6th Annual Christmas Party and Toy Drive at Helen Keller Park on December 17, 2011 in Los Angeles, California. (Photo by Frazer Harrison/Getty Images)