1
You need a horse.
2
you go behing a boat. The boat pulls you.
3
You can do lots of stunts. You need lots of wind.
5
You need a rope and a harness. Your go up a wall
6
You can do it in a swimming pool, in a river...You wear a swimming costume or shorts
7
You go down a river
8
You put up a tent in the countryside
9
You go to a mountain and walk and walk..