HEATKEYS

Custom-printed topographic (topo) maps, aerial photos, and satellite hybrids. USGS, US Forest Service, and NRCan Canadian Topos.

YouTube is a place to discover, watch, upload and share videos.

Federal source for science about the Earth, its natural and living resources, natural hazards, and the environment.

BACKPACKING LIGHT MAGAZINE provides ultralight and lightweight backpacking, climbing, and hiking information, including gear reviews, technique articles, publications, and backpacking gear for the ultralight hiking and mountaineering enthusiast.

National Geographic Store: Shop for Magazines, Maps, Globes, Atlases, Books, DVDs, travel clothing, outdoor gear, science tools, fun and educational kids toys, and support the non-profit mission of the National Geographic Society with your purchase.

Home page of The National Map

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

Paddlinglight offers information about lightweight canoe & kayak travel, how-to articles, trip reports, adventure stories, kayak & canoe plans and reviews.

The GIS Data Depot provides FREE GIS data downloads and creates custom GIS data CD-ROMs for CAD, mapping, and location based applications.

Reviews and free software downloads for Windows, Mac, Palm, Pocket PC, and Mobile Phones. The best programs and games. Buy software directly online.