Photographer Andy Hall joins the thousands of fans from west Africa who have gathered for Baaba Maal's annual Blues du Fleuve festival in Senegal. Here: Dancers wait to perform on stage. (Photo by Andy Hall/The Observer)

“Ecotricity's Greenbird vehicle, designed and piloted by Richard Jenkins, broke the land speed world record for a wind-powered vehicle in 2009. Greenbird recorded a top speed of 126.4 mph (203.4 km/h), and sustained a speed of 126.2 mph (203.1 km/h) for the required time of three seconds, beating the previous, American held, record of 116 mph (186.7 km/h), set by Bob Schumacher in the Iron Duck in March 1999 at the same location”. – Wikipedia

Photo: Richard Jenkins poses for photographs with the world's fastest wind powered land Vehicle at Science Museum on August 3, 2009 in London, England. (Photo by Dan Kitwood/Getty Images)

Peter Weiss, director of the Space Department of COMEX, (c) tests a pressurized suit identical to those used in space expeditions in the lava tunnel of “Caverne Gendarme” on October 12, 2018 in Saint-Philippe, the French overseas island of Reunion. Reunion could become a training site for astronauts. (Photo by Richard Bouhet/AFP Photo)

Richard Gamboa, dressed up as Santa Claus, walks in an alley of the slum Cota 905 during the “Santa en las calles” (Santa in the streets) event donating toys, food, and clothes in Caracas, Venezuela on December 1, 2018. (Photo by Marco Bello/Reuters)

Pedestrians look at a Maurician oil tanker Tresta Star stranded on Tremblet coast in Saint-Philippe, south-east of the French Indian Ocean island of La Reunion, on February 4, 2022 after the passage of the tropical cyclone Batsirai as the island was placed under a cyclonic red alert. (Photo by Richard Bouhet/AFP Photo)

David Hall’s photographs of scenery and creatures off the coast of Canada in the Pacific Northwest portray serenity under the water, which belie the extreme challenges he faces to get his images. For each shoot, Hall wears a dry suit, a neoprene body suit that covers all of his body but his head and traps air inside to keep him warm. Water temperature in Canada’s British Columbia typically ranges between 45 and 50 degrees Fahrenheit. Photo: Moon jellyfish and cross jellies. (Photo by David Hall)

Cheerleaders wait to perform before the New Year's Day parade in London, Britain January 1, 2017. (Photo by Neil Hall/Reuters)

Wrestlers perform at an all female wrestling event in London. England on August 17, 2017. (Photo by Neil Hall/Reuters)