Here's a free 7-Day VIP Pass from Gold's Gym.  For first time users only.  18 and older, and you need to show a valid i.d. as a local resident.  You have to pick a specific location when registering.  And you'll print the pass on screen and take it to that location only.

http://goldsgym.regsignup.com/fl3/lp3/default.aspx