Brilio.net/en - Let's face it, we all have a tendency to one-up every other person we come across.
In the case of extreme sports, rock climbing is one of the more popular ones. Makeshift rock walls are constructed all over the world to train people in climbing real rocks in a real mountain.
But what happens when you take something like rock climbing and push it to the extreme? You get a rock climbing wall on a hot air balloon that's flying hundreds of meters above the ground!
A rock climbing wall suspended from a hot air balloon.
(brl/red)
