For starters here's a QC Freeride google map i'm working on. It shows a few spots.

http://maps.google.com/maps/user?uid...82&hl=en&gl=us

and here's a MTBR.com link to ghetto trails but the directions are a little sketchy

http://trails.mtbr.com/cat/united-st...1_4547crx.aspx