Backpacking
Ultralight Backpacking, AboveCalifornia, Andy's Lightweight Backpacking Site, Appalachian Trail Backpacking Page, Appalachian Trail Lodging, Backpacker Magazine, Backpackers Guide, Backpacking Guide, Backpacking in the Catskills, Backpacking Light, Bob's Backpacking Bits
Books and Maps
Backpack 45, Books About trails on Vancouver Island, B.C., Cana, Bored Feet Press, Customized Hunting & Fishing Maps, Day Trips with a Splash: Swimming Across America, Explore Interactive - Multimedia walking guides, Favorite Tahoe Hikes, Grey Stone Books Catalogue, Griffith Park Trail Maps, Guidebooks on Waterfalls in the US
Directories
AZventure In Hiking, Backpacking and Hiking TrailHead, Cape Cod Trails Conference, Exploring earth by hiking, Georgia Trails, Get Hiking, Great Hikes and Walks Around The World, Hikes Near Fallbrook, CA, Hiking and Walking, Hiking in Central Switzerland
Guides and Outfitters
Africa, Asia, Europe, North America, Oceania, South America, Country Walkers, Gibco Nature Walks and Blue Hole Tours, Mountain Nomad Adventures, New England Hiking Holidays, Yankee Travels
Organizations
Adirondack Mountain Club, Knickerbocker Chapter, Adirondack Mountain Club, New York Chapter, Adirondack Mountain Club, North Jersey Chapter, Alpine Club of Williamsport, American Hiking Society, American Trails, Appalachian Long Distance Hikers Association, Appalachian Trail Conference, Arizona Outdoor Travel Club, Arizona Sierra Club Singles
Personal Pages
Asia, Europe, North America, Oceania, Trip Reports, Gerrit and Erwin - Probe the Globe, Nelson, Willie - The Urban Hiker, Reagan, Matthew, Rimpilainen, Juha, SGT Rock's Hiking H.Q., Simon, Eric - Mountain Dispatches, Stärkle, Marius, Williams, Bruce and Holly - California Hiking
Trails
Adirondack High Peaks Hiking Trails, AKTrailhead, Arizona Hiking Trails, Arizona Trail, Arizona Wilderness, Backcountry Trails Guide, Bruce Trail Hikes, Canol Heritage Trail, Conestoga Trail, Cool Trails
Appalachian Trailplace
Devoted to through hikers of the Appalachian Trail. Hikers' forum, online journals, directory of current thru-hikers, list archive, and shuttle database.
Berg-Diasammlung
Photos of hikes and trekking tours in the alps and world-wide.
DayHiker.com
Site dedicated to "extreme" day hikes with interesting sights and terrain. Small collection of hikes with basic hiking tips, and a hiker's forum.
Gorp: Hiking and Backpacking
Comprehensive guide to hiking. Provides trail finders, gear guides, and hiking tips.
GrandCanyonHiker.com
Trail profiles, local weather, bulletin boards, and news about hiking in the Canyon.
HikeMore
Hiking and camping resource featuring a database of hiking trails in the USA where backcountry camping is permitted.
Hiker's Corner
Hiking information on fire safety and planning along with tips and checklists.
Hiking and Backpacking
Provides resources and information on hiking and backpacking.
Hiking the Carolinas
Extensive resource for hikers in the Southern Appalachians including the Smokies, and the Blue Ridge Mountains. Detailed trail descriptions, weather reports, directions, bulletin boards for finding hiking partners, and gear exchanges.
Northwest Hiker
Virtual trail maps and hike suggestions for Idaho, Montana, Oregon and Washington.
Onestep's Ultralight Backpacking Resource
Ultralight backpacking the Appalachian Trail with a "10 pound pack". Includes gear lists, and links.
Peru's Royal Inca Trail
Information of places to trek and visit in Peru, with emphasis on information on trekking in the Incatrail system, Cordillera Blanca, Huayhuash and other new routes in the Andes.
Pickatrail
Offers interactive hiking trail maps and GPS waypoints to help backpackers find trailheads and landmarks.
Start Hiking
Offers safety tips, general tips, and a database of hiking trails.
The Hiking Web Site
Basic information for hiking and backpacking beginners.
TheRucksack.net
Offers detailed region and tour descriptions, maps, and photos for hikers.
Trail Journals
Gives daily journals from various trails. Journals are written by both the site creators and users.