Christopher Cole, 14, 1st Class Scout from Riverside, CA Inland Impire Council Troop 807 makes his way over the rope bridge in the Venturing Underground at the 2010 National Scout Jamboree in Fort A.P. Hill, V.A. Wednesday July 28, 2010. Photo by Tom Copeland Jr

These ropes guide the viewers eyes toward Scout Cole as he walks the rope bridge. Such lines in a photograph are called Leading Lines. Leading lines are not necessarily ropes and the like. A row of trees or a road could also lead our eyes toward the dominate feature.
See more leading lines pictures.