Wingsuit (base) jumping
Similar to base jumping, but instead of freefalling, the diver is equipped with flaps below their arms and between their legs. The diver then "flies" around similar to a flying squirrel. Most wingsuit jumpers attempt to fly as close to the cliff/wall as possible.
Guy 1 - Hey, we're going to the Alps to go wingsuit (base) jumping... you wanna come?
Guy 2 - Hell ya, we'll be flying like sqirrels!
Guy 2 - Hell ya, we'll be flying like sqirrels!