Below is a scaled-down version of the full bluemarble image of the earth. You can click on it to see a part of it in full resolution. With javascript enabled, a red rectangle will follow your mousepointer, indicating the exact part that will be shown on clicking. The full resolution is 43200x21600 pixels (this is equivalent to roughly 1 square km per pixel near the equator), shown here as 36x24 tiles with 1200x900 pixels each.
Links: Original Bluemarble site and visibleearth (where this data was taken from), with many more images (clouds, ice etc.).
Download: You can download the full-resolution image as a zip-file containing a copy of this page with all tiles, or as a single 50MB jpg (instead of 2 TIFF-images with 650 MB): Download
Update: The image below is based on the original Blue Marble data (2002). A newer version of Blue Marble has become available in 2005, with improved accuracy, colors and resolution. Please go to http://www.iac.ethz.ch/staff/stockli/bmng/ for more information and download links.
