A Palestinian boy dips in a natural spring to cool off during a heat wave, amid concerns about the spread of the coronavirus disease (COVID-19), near Jericho in the Israeli-occupied West Bank on May 17, 2020. (Photo by Mohamad Torokman/Reuters)

Residents watch the forest burn in Portezuelo, Chile, Sunday, January 29, 2017. Chilean President Michelle Bachelet has announced that the country will continue with its various measures to deal with wild fires, one of the biggest natural disasters in the country for decades, according to a government report released on Sunday. (Photo by Esteban Felix/AP Photo)

Brush fires in Everglades National Park, Florida make for a dramatic Milky Way in this panorama. A photographer set out to inspire awe in nature's wonders through the tropical wetlands of Florida. (Photo by Mark Andrew Thomas/Rex Feature/Shutterstock)

Leo, an orphaned Sumatran orangutan, is taken to the Sumatran Orangutan Conservation Programme rehabilitation centre. Leo will join other orangutans who have been reintroduced to the Pinus Jantho nature reserve. The SOCP has gradually formed a completely new wild population of species that have been threatened with extinction. (Photo by Sutanta Aditya/Barcroft Images)

The Intel logo is projected on the face of Intel Executive Vice President Dadi Perlmutter as he speaks during a news conference about the 3-D Tri-Gate transistors called “Ivy Bridge” on May 4, 2011 in San Francisco, California. Intel announced a technical breakthrough in the microprocessors with the world's first Tri-Gate transistors, that will increase speed and consume less energy. (Photo by Justin Sullivan/Getty Images)

“BASE jumping, also sometimes written as B.A.S.E jumping, is an activity that employs an initially packed parachute to jump from fixed objects. “B.A.S.E.” is an acronym that stands for four categories of fixed objects from which one can jump: buildings, antennas, spans (bridges), and earth (cliffs)”. – Wikipedia

Photo: Felix Baumgartner, world-renowned B.A.S.E jumper, is pictured in this undated handout photo. Baumgartner will attempt the first unpowered crossing of the strait between England and France. (Photo by Red Bull via Getty Images)

Guests spend the night in the beach bar so called club of the visionairs in the early morning hours of August 21, 2011 in Berlin, Germany. Berlin, which is among Europe's most popular travel destinations, is crisscrossed with canals and rivers over which lead a total of 564 bridges. The city's ample access to water has encouraged many bar and restaurant owners to create beach atmosphere as a growing summer day- and nightlife institution. (Photo by Carsten Koall/Getty Images)

The Grand Canyon Skywalk is a transparent horseshoe-shaped cantilever bridge and tourist attraction in Arizona near the Colorado River on the edge of a side canyon in the Grand Canyon West area of the main canyon. USGS topographic maps show the elevation at the Skywalk's location as 4,770 ft (1,450 m) and the elevation of the Colorado River in the base of the canyon as 1,160 ft (350 m), and they show that the height of the precisely vertical drop directly under the skywalk is between 500 ft (150 m) and 800 ft (240 m).