If you're working on the Hiking Merit Badge, here are some useful documents.
 
Hiking Merit Badge Workbook -  Workbook
Hiking Plan Document -  Hike Plan

Hike #4 - 10 Miles to Penasquitos Canyon April 17th, 2011

Hike #3 - 10 Miles to Iron Mountain January 9th, 2011

Hike #2 - 10 Miles in Mission Trails Regional Park November 14th, 2010

Hike #1 - 10 Miles in Boden Canyon October 17th, 2010

Usefull websites