“The saguaro (scientific name Carnegiea gigantea) is a large, tree-sized cactus species in the monotypic genus Carnegiea. It is native to the Sonoran Desert in the U.S. state of Arizona, the Mexican state of Sonora, a small part of Baja California in the San Felipe Desert and an extremely small area of California, U.S. The saguaro blossom is the State Wildflower of Arizona”. – Wikipedia

Photo: Daniel Appel (L), a firefighter with Engine 84 from the Lassen National Forest in California and Mike Hallen, (R), Arizona representative of the National Register of Big Trees, measure the circumference of this Saguaro cactus called the "Grand One," in the Tonto National Forest on July 1, 2005 35 miles north of Phoenix, near Carefree, Arizona. The cactus, estimated to be more than 200 years old, measures a circumference of 7 feet, 10 inches (2.4 meters) and stands 46 feet high (14 meters). The cactus was burned in the Cave Creek Complex fire and may not survive. It was once the largest Saguaro in the world, two others have been found recently that have tied it's measurements. The fire has burned more than 214,000 acres of the Sonoran desert. (Photo by Jeff Topping/Getty Images)

Beautiful, strange and occasionally alarming pictures from the shortlist for this year’s Wellcome image awards – which celebrate the very best in science photography and imaging – from an x-ray of a bat to a micrograph of a kidney stone. The exhibition opens on 12 March at three science centres and the Museum of Science and Industry in Manchester. Photo: Scanning electron micrograph (SEM) of an Arabidopsis thaliana flower, also commonly known as thale cress. Some of the anthers are open, revealing pollen grains ready for dispersal. Arabidopsis was the first plant to have its entire genome sequenced and is widely used as a model organism in molecular and plant biology. Horizontal width of image is 1200 microns. Magnification 100x. (Photo by Stefan Eberhard/Wellcome Images)

Images of an American ghost town that was home to gold mines and features a plane which crashed during the filming of 3000 Miles to Graceland starring Kevin Costner and Kurt Russell reveal the remnants of the once thriving location. An assortment of rusted vehicles which include a canary yellow bus, caravans and cars have all been left behind in the desert. (Photo by Abandoned Southeast/Mediadrumworld.com)

An Egyptian boy rides his donkey in front of a cafeteria with a picture of former Barcelona's forward player Lionel Messi at a village, near Giza, on the outskirts of Cairo, Egypt, February 7, 2022. (Photo by Amr Abdallah Dalsh/Reuters)

Festival goers blow soap-bubbles at the 28th Sziget (Island) Festival on Shipyard Island, Northern Budapest, Hungary, 15 August 2022. The festival is one of the biggest cultural events of Europe offering art exhibitions, theatrical and circus performances and above all music concerts. (Photo by Marton Monus/EPA/EFE)

In this September 19, 2019 file photo, an aircraft passes the rising sun during take off at the international airport in Frankfurt, Germany. Germany’s top court has ruled that the government has to set clear goals for reducing greenhouse gas emissions after 2030, arguing that current legislation doesn’t go far enough in curbing climate change. (Photo by Michael Probst/AP Photo/File)

People throw turnips at the Jarramplas as he makes his way through the streets beating his drum during the Jarramplas Festival in Piornal, Spain, Tuesday, January 20, 2015. Jarramplas is a character that wears a costume made from colorful strips of fabric, and a devil-like mask and beats a drum through the streets of Piornal while residents throw turnips as a punishment for stealing cattle. The exact origin of the festival are not known, various theories exist from the mythological punishment of Caco by Hercules, to a cattle thief ridiculed and expelled by his neighbors. The Jarramplas Festival takes place every year from the 19th till the 20th of January on Saint Sebastian Day. (Photo by Daniel Ochoa de Olza/AP Photo)

People take part in a sunset ceremony on the lower slopes of Glastonbury Tor as they celebrate Samhain at the Glastonbury Dragons Samhain Wild Hunt 2017 in Glastonbury on November 4, 2017 in Somerset, England. To celebrate Samhain, the Glastonbury Dragons, alongside Gwythyr Ap Greidal, the Summer King and the Winter King, (Photo by Matt Cardy/Getty Images)