2 passes for free yoga classes.  Expires 9/2010.

Diablo Rock Gym is a full-service facility and it has all the amenities that you could want. It has superb climbing terrain with an impressive prow that will make your mouth water. There is plenty of moderate and beginner terrain, too, and an excellent bouldering area. You will find a wide array of cardio machines, free weights, and weight machines along with two program rooms for indoor cycling, yoga, and many more classes.  http://touchstoneclimbing.com/cd.html