If you are going to be staying for the whole weekend here a phew things to do in the area.
Yosemite National Park
Yosemite National Park,
If you are driving up a day early, or coming for the entire weekend you might want to give the famous National Park a visit. North fork where the wedding will be held is only a 40 minute drive.
Bass Lake
Bass Lake, CA
You can also drive the short 15 drive to Base lake for a quick fish or boat ride.