Free Satellite Imagery, Aerial Photos, Maps, Tools and Software - New Additions

Terrafly
Aerial photo imagery derived from USGS Digital Orthophoto Quadrangles (DOQs). Imagery has been orthorectified, i.e. altered for precise mapping. Aerial photo imagery is available over almost any area of your choice within the continental United ... MORE

Flash Earth
An experimental application for viewing satellite and aerial imagery of the Earth from multiple mapping websites inside a single Flash-based interface. It is not designed to be a fully-fledged mapping application but more for enjoying and exploring images of our planet ... MORE

MODIS
(or Moderate Resolution Imaging Spectroradiometer) is a key instrument aboard the Terra (EOS AM) and Aqua (EOS PM) satellites. Terra's orbit around the Earth is timed so that it passes from north to south across the equator in the morning, while Aqua passes south to north over the equator in the afternoon ... MORE

Visible Earth
Created by NASA, this site is a directory of high resolution photos taken by satellite of every aspect of the Earth. From pictures of places to atmospheric phenomena, currents, temperatures ... MORE

MSR Maps (formerly Terraserver USA)
Exploring our planet by studying maps and images is a fascinating experience! You might want to take a look at your neighborhood and famous places such as our National Parks or your favorite sports parks. MSR Maps is also a valuable resource for researchers who was to study geography, environmental issues or archeological mysteries...there are almost limitless possibilities ... MORE

Many more Free Satellite Imagery, Aerial Photos, Maps, Tools and Software to be added

Library of Congress American Memory Digital Map Collection Free Downloads

Wonderful resource for historical maps. Categories include: civil war, confederate army, transportation, Louisiana purchase, conservation, environment, discovery, exploration, general atlases, communication, culture...

American Memory Map Collection details