Students from St Andrews University are covered in foam as they take part in the traditional Raisin Weekend in the Lower College Lawn, at St Andrews in Scotland on October 22, 2018. The “raisin weekend” stems from a gift of raisins (now flour and foam) traditionally given by a first year student to their academic “parents” in gratitude for their guidance. (Photo by Russell Cheyne/Reuters)

Luke Jerram's “Museum of the Moon” at English Heritage's Illuminating Rievaulx installation at Rievaulx Abbey, near Helmsley, North Yorkshire, England on September 18, 2019. (Photo by Danny Lawson/PA Images via Getty Images)

A man rides a skateboard at Radical Park in Rio de Janeiro, Brazil, Thursday, June 24, 2021. Hundreds of joggers, dog walkers, skateboarders and picnicking families come each day. (Photo by Bruna Prado/AP Photo)

A demonstrator plays the role of person hanging herself during a protest over the Thai government's handling of the coronavirus pandemic and to demand Prime Minister Prayuth Chan-ocha's resignation, in Bangkok, Thailand, September 6, 2021. (Photo by Soe Zeya Tun/Reuters)

A Black and Tan Coonhound named Harbor has the longest ears of any living dog, with measurements of 12.25 (31,12 cm) inches for the left ear and 13.5 (34,29 cm) inches for the right. (Photo by Ryan Schude/Guinness World Records via AP)

A racegoers walks into a rubbish bin following 2016 Melbourne Cup Day at Flemington Racecourse on November 1, 2016 in Melbourne, Australia. (Photo by Scott Barbour/Getty Images)

A man dressed as a “Trapajon”, representing entities of nature, poses for a picture after taking part in the Vijanera Festival in Silio, northern Spain, Sunday, Jan. 6, 2013. The Vijanera masquerade, of pre-Roman origin, is the first carnival of the year in Europe symbolizing the triumph of good over evil and involving the participation of crowds of residents wearing different masks, animal skins and brightly colored clothing with its own complex function and symbolism and becoming the living example of the survival of archaic cults to nature. (Photo by Daniel Ochoa de Olza/AP Photo)

A tourist walks inside the Ice Palace glacier hollow at Hintertux glacier, located at around 3250 meters above sea level, in Zillertal, Austria, 02 March, 2016. The hollow's temperature remains constant at 0 degrees Celsius, in summer and winter alike, and is also used by the University of Innsbruck for scientific research projects. (Photo by Lisi Niesner/EPA)