search over 400,000 trails with trail info, maps, detailed reviews, and photos curated by millions of hikers, campers, and nature lovers like you.

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.

14,410 feet of fun & adventure await your exploration at mt. rainier. explore lodging, area activities, travel information & more. plan your visit today.

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.

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keep up to date with the latest news and information in the mountaineers' official blog.

the national voice for america’s hikers, american hiking society promotes and protects foot trails, surrounding natural areas, and the hiking experience.

find great hiking, campsites, cabins, and parks with our adventure search. adventures provide detailed trailmaps, amazing photography, and great details.

the best outdoor gear reviews and adventure information, with in-depth gear reviews covering hiking, backpacking, camping, biking, skiing, and more.