Adventure: Life On The Edge

Five...four...three...two...one...see ya!" And Chance McGuire, 25, is airborne off a 650-ft. concrete dam in Northern California. In one second he falls 16 ft., in two seconds 63 ft., and after three seconds and 137 ft. he is flying at 65 m.p.h. He prays that his parachute will open facing away from the dam, that his canopy won't collapse, that his toggles will be handy and that no ill wind will slam him back into the cold concrete. The chute snaps open, the sound ricocheting through the gorge like a gunshot, and McGuire is soaring, carving S turns into the air, swooping...