Honorable mention to:
+Planking
Planking (or the Lying Down Game) is an activity consisting of lying face down in an unusual or incongruous location. Both hands must touch the sides of the body. Having a photograph taken of the participant and posted on the Internet is an integral part of the game.
+Parkour
A urban sport basically on running on wall, jumping here and there but in cool style (y).
+Skydiving
Everybody dreams about trying skydiving once. So no need for intro.
+Surfing
Surfing is a surface water sport in which the participant, referred to as a "surfer", rides a surfboard on the crest and face of a wave, which is carrying the surfer towards the shore. Waves suitable for surfing are found primarily in the ocean, but are also sometimes found in lakes and rivers, and also in manmade wave pools.
+Golf on Space
Well its not an olympic game for now, but one day I would make this game world famous !!! As soon as I learn to fly and play golf... :face palm:
I would love to play Golf in Space thou.