[OSM-talk] Intriguing artifacts in GeoEye data

[Marcus Wolschon]

Sounds like buildings drawn precisely from high-res but poorly
georeferences aerial photos.
Looking at a sat-image you don´t know if not all of that photo is 50
or 200 meters off unless you
are on the ground to compare.

On Mon, Jan 18, 2010 at 4:51 PM, John F. Eldredge <john at jfeldredge.com> wrote:
> If only man-made artifacts are displaced, but not the terrain, that must be a mapping error.  An actual earthquake land-shift would have displaced the terrain, and moved buildings and other artifacts along with the land.