a nonprofit community protecting trails

next generation hiking trail maps

we're here to help you dream up your next trip, figure out the details, and reserve experiences at over 3,600 facilities and 103,000 individual sites across the country.

find the hiking trails to the most stunning places on earth. plan a trip using our free online route guides or book one of our handpicked adventure tours.

the portal for outdoor athletes: hiking, cycling, mountain biking, and skiing. with free online route planner and gps trails and tracking for your smartphone.

detailed hiking directions, hiking gear recommendations, and hiking tips for everyone.

find and book camping near me from over 12,000,000 locations, tips & photos submitted by campers like you.

there are millions of geocaches hidden around the world—there are probably some near you right now. get the free official geocaching app and start finding them.

map your world with caltopo. backcountry or your backyard; research, plan, share, and take maps with you on your mobile device. view real time data, choose layers that suit your needs, print maps, record tracks and more.