Multiple Self-Guided Tours of Alexandria

Self-Guided Tours of Historic Alexandria from Alexandria.gov lists 8 self guided tours including and interactive dial in phone guide (sounds cool) from Ask Alex Cell Tours
Self Guide Bike Tours
A free Civil War iPhone App go here to download
Podcast Walking Tours available here
Alexandria Historical Scavenger Hunt prepare in advance by printing this PDF
African American Historic Sites: Self-Guided Tour again prepare by printing this PDF Brochure in advance
Walking with Washington is a walking tour, print this PDF brochure in advance
All of these great historical tours are basically FREE! Making this a really great Historical tour and learn destination!
I also found this from Audible.com