ktm and bmw at the glamis sand dunes in california. this is set aside for offroad enjoyment. buggies, motorcycles, whatever you want, have fun. that's what these guys are doing, until you get into the thick stuff. >> wow. see what happened on the helmet cam? you could see the guy's front fender. >> swallowed up his front wheel. >> exactly what happened. watch what happened to his buddy. >> oh, no! then if you gun the throttle, you're only going to sink the back tire down, as well. >> exactly what happened. >> that's so weird. >> they get into, like, powdered sugar textured sand. sink way down to the axel, but that's part of the adventure. >> like post apocalyptic scene, been there for weeks. desert is taking the bikes over. >> now they have to pick them up, right? >> there is an easy and simple technique to get the bikes unstuck. if you don't know it, pay attention. simply lean the bike on its side, then stand the bike back up. they do the same thing. takes a little time. >> so clever and easy. >> that's how you do it. >> oli, you've often pointed out christmas isn't about pr