The New York Public Library has released more than 20,000 high resolution cartographic works (maps!) for free, to view and download. "We believe these maps have no known US copyright restrictions." All can be viewed through the New York Public Library’s Digital Collections page and downloaded through their Map Warper. (Via) [more inside]
Each space shuttle launch was documented by 125 cameras aimed at its engines, solid rocket boosters, orbiter, and umbilicals. The 45-minute film Ascent compiles the "best of the best": astounding 400 fps footage from three missions (STS-114, STS-117, and STS-124), produced by NASA aerospace engineer Matt Melis, and narrated by Melis and photographer Kevin Burke.
Reddit's r/EarthPorn is the largest of the SFW Porn Network, dedicated to large, hi-res photos. [more inside]
Haltadefinizione is a gallery of extremely high resolution pictures of some of the greatest art treasures.
High resolution images of Earth. The German satellite TerraSAR-X was shot into space on June 15, and already four days after sent some beautiful pictures back to Earth. Pictures are described in German, but you'll figure it out.