OK, we know it's a cheap gag, but admit it, you've already laughed once, right? That's what we thought. Amazingly, this is a serious clip, because these Olympic race walkers are actually using Lake Titicaca's high altitude on...

After watching this video, we spent 24 hours locating the owner of the glass wall carnival house and hired him to redecorate our apartment. The Chinese delivery guy really likes what we've done with the place.

In 1974, French tightrope master Philippe Petit and his buddies hid overnight at the World Trade Center and staged an early morning walk between the Twin Towers. The amazing stunt 1,350 ft. above the ground -- without a net --