here: http://www.sbraweb.org/gallery2/main.php?g2_itemId=38626

And, if you're a beginner Mtn Biker and want to ride on one of the posted Mtn Bike rides just let me know ... if the trail has an appropriate Begineer/Intermediate track you will be welcome and adjustments made to the pace and the route. 

Beat the wind chill and learn what "hill spin" means ...