Stumbled across this yesterday, which is being heavily developed for the 2014 Games. 5.5km of what sounds really quite nice trail about 15 mins cycle from home (Glasgow...)
http://www.dmbins.com/riders/news/cathkin-braes-trail-maps-revealed
Coupled with the bits and pieces already in Pollock Park, I have every excuse I need to get the Karate Monkey frame into action.