Serra da Aboboreira Megalithic Set (Meninas do Crasto) on September 24, 2023 in Baiao, Portugal. Since 1978 that Serra da Aboboreira (Aboboreira Mountains) has been the scene of a systematic study of its archeological values, among which are the monuments known as megalithic. These are funerary monuments designing the landscape. These dolmens were constructed with stones (lithos) of medium or large dimensions (mega), which were laid in a, more or less, vertical position. Over these, it was still placed a lid, also of stone. These containers were covered by an artificial mound of earth and stones (dolmen). (Photo by Octavio Passos/Getty Images)

Instructor Raquel Potí leads a stilt walking workshop at the Museum of Modern Art in Rio de Janeiro, Brazil, Saturday, January 27, 2024. Potí is chiefly responsible for the explosion of stilt walking in Rio, having trained more than 1,000 kids and adults over the past decade. (Photo by Silvia Izquierdo/AP Photo)

A demonstration on March 15, 1922 on Palace Roof, 57th Street and 7th Avenue, showing the shellproof steel jacket. Leo Krause wearing the jacket, which weighs 12 pounds. Shots used, 38 and 45 calibre, at close range. (Photo by Bettmann Archive)

An American robin feeds on holly berries in a thicket near Elkton in southwestern Oregon on November 16, 2024. Many birds can safely consume holly berries, including blackbirds, redwings, and thrushes. There is an old wives tale that if you see a bird eating a berry, it is safe for humans to eat, but this is not true. Birds consume many plants that are poisonous to humans, holly berries included. (Photo by Robin Loznak/ZUMA Press Wire/Rex Features/Shutterstock)

Female bodybuilder Joanne Caldwell competes during the IBFA British Finals Night of Champions contest at the Federation Brewery in Gateshead, Britain on October 22, 2023. (Photo by Lee Smith/Reuters)

Newly commissioned officers toss their hats during the US Coast Guard Academy's 144th Commencement in New London, Connecticut, on May 21, 2025. (Photo by Joseph Prezioso/AFP Photo)

Weddell seal numbers in 2025 have declined sharply on Signy Island, part of the South Orkney Islands in the Southern Ocean, where British Antarctic Survey researchers have tracked seal populations for nearly 50 years to understand the impact of melting sea ice. (Photo by Michael Dunn/The Times)

India's Railway Protection Force (RPF) personnel assists a dog to perform a stunt during the celebrations to mark country's Independence Day, in Chennai on August 15, 2025. (Photo by R.Satish Babu/AFP Photo)