Rube Goldberg machine that integrates freerunners with lots of guts, little regard for own safety

Freerunner Jason Paul and friends got (a presumably large amount of) money from Red Bull to construct a building-scale Rube Goldberg machine that integrated several parkours at various stages of its operation, mixing the improbable action of inanimate objects with the improbable (and breathtakingly dangerous) actions of human lunatics.

Human-Powered Freerunning Machine – with Jason Paul

(via IO9)