Even Tom Cruise might think twice before signing up for this vertigo-inducing gym class in Saudi Arabia, where fitness fanatics perform lunges inside a hot air balloon floating 2,200 feet above the ground for the ultimate action-movie adrenaline rush
byIf you think the Middle East’s fixation with ultra-tall skyscrapers and record-shattering hypertowers is astonishing, this will truly leave you stunned. Saudi Arabia has…
