partial list of outdoor activities to do in Northern California

air soft 
animal migration viewing (monarchs, bats, big horn elk and salmon) 
archery base jumping
art/paint/photography
body boarding
bungee jumping
camping- backpacking 
camping- car camping 
caving/spelunking
climbing (indoor) 
climbing (outdoor)
cross country 
fishing
flying
hang gliding
hiking 
horse racing 
horseback riding
hot air ballooning
innertubing 
jet ski 
kite flying
kitesurfingmotor boats/ jet skis
mountaineering 
mountain biking
OHV
paint ball
paragliding
rollerblading
rowing
running
RV-ing 
sailing
scuba diving 
sea/ tour kayaking 
skateboarding 
skimboarding
sky diving
skiing
skin diving
sky diving sledding
snorkeling
snow boarding 
snow shoeing
stand up paddling
surfing swimming 
telemark skiing 
tidepooling
wake boarding
waterfall hunting
water skiing
white water kayaking 
white water rafting 
wild flower meadows hunting
wind surfing
zip lining