Bici Palermo Tuning – a group of teenagers from the Sicilian capital Palermo – spend anything up to €1,300 customising their bikes with car batteries and multiple speakers to develop thunderous sound systems. The police are not impressed. (Photo by Matteo de Mayda/Cosimo Bizzari/The Guardian)

A man transports chicken on a motorscooter to the chicken market in Kathmandu, Nepal, 07 February 2023. Cases of bird flu, or avian influenza, infections have been confirmed in three places in the Kathmandu Valley, according to the Ministry of Agriculture and Livestock Development (MoALD), causing a drop in sales of chicken in the valley after the spread of the flu news. (Photo by Narendra Shrestha/EPA)

Doesn’t taking a nap in a hammock outdoors sound lovely? Perhaps not when you’re hanging in the air, thousands of feet above ground, between two mountains in the Italian Alps! Which is exactly what these adventurous folks did during the International Highline Meeting in Monte Piana, Italy. (Photo by Sebastian Wahlhuetter Photography)

A man wearing an illuminated atmospheric diving suit as part of an installation titled “What Lies Beneath” looks at members of the public during the Vivid Sydney festival of light and sound in Sydney, Australia, May 26, 2017. (Photo by Steven Saphore/Reuters)

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)

This Strange Russian Cartoon Shows Mario's Nasty Side and bogatyr or vityaz is a stock character in medieval East Slavic legends (byliny), akin to a Western European knight-errant.