Walkalong Gliders Made from Natural Materials
Video of slow Flying seed pod trimmed and flown as a walkalong glider (seed pod of the genus Tragopogon, inventor: Michael Thompson)
Video of walkalong gliders made from birds feathers
Mounted Butterflies with specially shaped wings for gliding flight
How about your own body? You'd need a lot of wind going up for you to "fly":
http://www.youtube.com/watch?v=juLzUEZYAPE
The locations where you find this wind are called skyventure.
copyright Phil Rossoni 2011