BASE jumpers are always looking for new places to jump from, but in the case of Chris Douggs McDougall and Jimmy Poucher, they took to the air via a giant catapult, which exerted more than 6Gs on their bodies as they were flung sky high at speeds up to 125 mph.
(PG-13: Language) MrSlackline jumps from the Thug Mansion, a huge webbed structure that he built with nearly 100 other people. They used 21,000ft. of cords to make two large nets, both suspended from a height of 400ft. and connected by an 80ft. double slackline.