Welcome to Backcountry Secrets search by location. Here you can search California for campgrounds, swimming holes, hiking trails, mountain biking trails and other things to do in the outdoors. After you find a trail, campsite or hot spring to soak in, come back to our outdoor site and share a review, detailed KML, and your images with all of the other outdoor enthuisiasts on Backcountry Secrets. Start your search for things to do in California by scrolling down and selecting the outdoor sports you are interested in and completing your search.