Paragliding. Someone else mentioned skydiving, and if you want the adrenaline, you can find it in paragliding with acro flying, or just in rougher weather. But

Paragliding. Someone else mentioned skydiving, and if you want the adrenaline, you can find it in paragliding with acro flying, or just in rougher weather. But otherwise you can hang serenely above a sand dune, or below cloudbase, or pull into thermals. Sailing gives something similar, playing with the wind as it were.