As was mentioned on Monday, Teresa “Tree” Anderson-Sharma joined me and Bret on our radio show to talk about just what we mean when we say “imagined geographies” pertaining to Hill Valley, CA and explain more about our project. What’s remarkable was just how much geographic material on the Back to the Future trilogy we didn’t even have time to discuss. Here is the hour show for your listening pleasure. Forgive the freewheeling format; we included some Huey Lewis & the News, if it helps our cause.
More updates soon about the Los Angeles AAG Meeting and other work in the pipeline.
Sonic Geography 
A great idea, I’ve tried from time to time to make a map of Hill Valley and chart it’s growth and present the growth of the town through the years 1885,1955,1985 and so on. It would be interesting to see maps showing that growth with all the in depth knowledge of place names and streets