A scuba diver during an ice diving class at the Sea Frogs scuba diving center in the Russian Far Eastern city of Vladivostok, Russia on January 30, 2022. The air temperature is –11°C (12.2°F), the water temperature is –2°C (28.4°F). Scuba divers undergo theoretical and practical training in ice diving and perform dives in the open water during the day and the night time as part of the Ice Diver NDL special program. (Photo by Yuri Smityuk/TASS)

Lightning streaks across the sky as lava flows from a volcano in Eyjafjallajokul April 17, 2010. (Photo by Lucas Jackson/Reuters)

Boats moored in the middle of Dal lake are silhouetted against the setting sun on January 15, 2018 in Srinagar, the summer capital of Indian administered Kashmir, India. Kashmir, the Muslim majority state, known as the “Paradise on Earth” has for centuries captured the imagination of many writers, poets and film makers and is integral to the tourist trade. Kashmir has been a contested land between nuclear neighbors India and Pakistan since 1947, the year both the countries attained freedom from the British rule. (Photo by Yawar Nazir/Getty Images)

This undated handout photograph released by Stony Brook University/ Louisiana State University on March 2, 2018, shows an Adélie penguin looking at a drone at breeding colony on Heroina Island, Danger Islands, Antarctica. A thriving “hotspot” of some 1.5 million Adelie penguins has been discovered on the remote Danger Islands in the east Antarctic, surprised scientists announced on March 2, 2018. (Photo by Rachael Herman/AFP Photo/Louisiana State University AND Stony Brook University)

In this November 12, 2015, file photo, Mt. Everest is seen from the way to Kalapatthar in Nepal. An American climber has died near the summit of Mount Everest and an Indian climber is missing after heading down from the mountain following a successful ascent, expedition organizers said Sunday. (Photo by Tashi Sherpa/AP Photo)

A girl shows off her elaborate outfit at the West Side Hallo Fest, a Halloween festival in Bucharest, Romania, Saturday, October 27, 2023. Tens of thousands streamed last weekend to Bucharest's Angels' Island peninsula for what was the biggest Halloween festival in the Eastern European nation since the fall of Communism. (Photo by Vadim Ghirda/AP Photo)

Determination: silver. Adam Pelech (No 3) of the New York Islanders and Brian Boyle of the Florida Panthers crash the boards during their game at Barclays Center in New York. (Photo by Al Bello/Getty Images)