A desire path is the improvised path that forms when people walk across a certain area of grass over and over again because it makes their path shorter. Eventually, the grass wears away and dies, and a path is formed.

Check out Flickr for a full gallery of what happens when man can no longer control his desires.

[Flickr - The Desire Paths Pool]

[Via: Kottke]

[Photo Via: GeorgieR]