Syrian refugees sit behind barbed wire as they wait to cross into Macedonia at the Greek-Macedonian border, near the village of Idomeni, August 21, 2015. (Photo by Yannis Behrakis/Reuters)

A Deer holding a leaf looks on as they roam Bridwell Park Estate on December 15, 2022 in Cullompton, England. The Devon estate is home to Lord Ivar Mountbatten, whose great uncle was Louis Mountbatten, 1st Earl Mountbatten of Burma. (Photo by Harry Trump/Getty Images)

Young woman, 20+, with goose bumps, standing on the beach, Niendorf at the Baltic Sea, Schleswig-Holstein, Germany, Europe on September 1, 2016. (Photo by Alamy Stock Photo)

Skeleton involves a person riding a small sled down a frozen track while lying face down. The sport is a more intense form of luge because skeleton competitors leap onto the sled and slide downhill head first. Skeleton athletes can reach up to 80 mph on straightaways, causing forces up to 5g, so the helmet is a critical component for attitude as well as safety.

“Contrails (short for “condensation trails”) or vapour trails are artificial clouds that are the visible trails of condensed water vapour made by the exhaust of aircraft engines. As the hot exhaust gases cool in the surrounding air they may precipitate a cloud of microscopic water droplets or, if the air is cold enough, tiny ice crystals”. – Wikipedia

Photo: An airplane leaves a vapor trail as it flies in front of he moon on January 17, 2007 above Hanover, Germany. (Photo by Alexander Hassenstein/Getty Images)

A Palestinian man rides his horse on the beach at sunset in the northern Gaza City, 18 Novemebr 2021. (Photo by Mohammed Saber/EPA/EFE)

In this August 28, 1963 file photo, the top of the Washington Monument and part of a U.S. flag are reflected in the sunglasses of Austin Clinton Brown, 9, of Gainesville, Ga., as he poses at the Capitol where he joins others in the March on Washington. (Photo by AFP Photo)

7-year-old Syrian Reyyan Hammadi is rescued under rubble 61 hours after 7.7 and 7.6 magnitude earthquakes hit multiple provinces including Kahramanmaras, Turkiye on February 08, 2023. Early Monday morning, a strong 7.7 earthquake, centered in the Pazarcik district, jolted Kahramanmaras and strongly shook several provinces, including Gaziantep, Kahramanmaras, Diyarbakir, Adana, Adiyaman, Malatya, Osmaniye, Hatay, and Kilis. Later, at 13.24 p.m. (1024GMT), a 7.6 magnitude quake centered in Kahramanmaras' Elbistan district struck the region. Turkiye declared 7 days of national mourning after deadly earthquakes in southern provinces. (Photo by Emin Sansar/Anadolu Agency via Getty Images)