Long thought to be an insignificant, smallish cave near the famous Carlsbad Caverns, Lechuguilla Cave is now recognized as the deepest limestone cave in the US and the world's fifth longest cave. It was only in 1986 that cavers digging through rubble at the floor of the cave discovered its expansive network of more than 120 miles (193 km) of passages. The cave is famous for its rare geological beauty, featuring gypsum chandeliers, hydromagnesite balloons, helictites, soda straws, and what else?
Back in the day
Earnhardt was a seven-time champion and one of NASCAR's most successful drivers when he was killed at the 2001 Daytona 500 race. In the final lap, his car veered abruptly down the track and made contact with two others before hitting a concrete retaining wall head-on at about 160 mph (258 km/h). He was killed instantly. In the wake of the tragedy, NASCAR launched an intensive safety campaign and the Florida Legislature passed the Earnhardt Family Protection Act changing what laws?
Born on a day like today
Ono is a Japanese artist, musician, author, and peace activist best known for her marriage to John Lennon of the Beatles. She was raised in Japan and the US, where she started exploring conceptual and performance art. A member of the Fluxus movement, Ono developed a reputation as an avant-garde filmmaker, conceptual artist, performance artist, and experimental musician. Her 1964 Cut Piece, a commentary on identity, gender issues, suffering, and loneliness, invited the audience to do what?