Ottavia Piana, a 32-year-old speleologist, was rescued after spending four days in a cave in the Bergamo province of Italy. She suffered multiple fractures, including to her ribs and knee ...

“[Following] the high column of steam coming out of the limestone massif, we managed to find an abyss over a hundred meters [328 feet] deep,” Marek Audy, a speleologist and head of the Neuron ...