Have you tried Santa Margarita Adventures Zipline Tours?

Located in Santa Margarita on the Santa Margarita ranch you’ll find San Luis Obispo’s best adventure: zipline tours.
You’ll board a bus for a ride up the hill to the launch point for the ziplines. At this height you have a magnificent view over the hills and valley of Santa Margarita Ranch. The 6 ziplines span a total of 1.6 miles, starting with a thrilling 2,800 foot tandem ride and finishing with an unforgettable 1800 trip over the wine vines.
Prices for adults are $119 on weekends and $109 weekdays, children are $89/$79 respectively. For more information or to book go to margarita-adventures.com
Have Fun!