It is an extreme sports or fun activity, which is also called canopy, canopy, zip, cable or zip line. It consists of an uneven cable through which it descends using a pulley.
zip: refers to the structure formed by a pulley and a long metal wire placed in a downward direction, or inclined.
Rope attached to a high point and the end on the ground. a harness is hooked and you push.
( from French tyrolienne ) installation for sports to air free, consisting of a cable in slope on which slips by gravity a pulley with the person suspended by means of a harness.