38 rescuers search for 2 missing potholers in a 500-meter deep cave in Cantabria, Spain.

38 rescuers, including police, rescue teams, and volunteers, search for 2 experienced potholers in a 500-meter deep cave in Cantabria, Spain. The potholers, missing since Sunday, may have taken a wrong turn or left the cave during the night in the cave Garmaciega-Sima del Sombrero. The area has low temperatures, underground rivers, and no mobile coverage, requiring specialized gear and alternative routes inspection by a military rescue team.