Tamalpais CrossFit is Giving Away 20 Free On Ramp Classes! Gallery Tamalpais CrossFit is Giving Away 20 Free On Ramp Classes! tamcross2013-12-16T10:41:05-08:00 In the spirit of kicking off 2014 with health and happiness, Tamalpais CrossFit is giving away free “On Ramp” classes to the first 20 people [...] Tamalpais CrossFit is Giving Away 20 Free On Ramp Classes!tamcross2013-12-16T10:41:05-08:00