Those interested in aerial photographs, satellite images, or maps as ways to conceptualize the world, will find this site interesting, entertaining, and educational. The US Dept. of Interior offers a National Atlas of the United States, an interactive resource that allows users to view part or all of the US and overlay layers of information including natural features, political boundaries, federal...

NASA's Earth Observatory Web site's newest addition, Natural Hazards, is a continually updated resource of remarkable photography taken from the satellite MODIS (Moderate-resolution Imaging Spectroradiometer) of visible natural disasters around the globe of things such as the thick cloud of pollution currently over India and the dozen ravaging bush fires in Australia. Each page contains a...