Historical Maps in Google Earth
This month’s PC Magazine includes a blurb about the new collection of historical map overlays in Google Earth. I think that once you start overlaying data onto that spinning globe, Google Earth goes from being a really neat gadget to a seriuos tool for exploring global phenomena and relationships. Using the overlay and some placemarkers, I did a quick study of how the shape of southern Manhattan has changed over the last 150 years:
Things will really get interesting when kids and teachers start playing with the “Lewis and Clark 1814″ and “Middle East 1861″ maps. You can learn more at Google Earth Geography Awareness Week.
