Surface of the Earth, 2 minute color relief images
http://www.ngdc.noaa.gov/mgg/image/2minrelief.html

National Geophysical Data Center (NGDC), NOAA


This site from the NOAA Satellite and Information Service features an image that was generated from digital databases of seafloor and land elevations on a 2-minute latitude/longitude grid (1 minute of latitude = 1 nautical mile, or 1.852 km). Clicking on a square will bring up a 512 x 512 pixel color relief image of the 45 degree area selected, clicking on the 512 x 512 image brings up the full-resolution 1350 x 1350 pixel color image of the area.

This resource is referenced here:
Subject: Geoscience:Geology
Resource Type: Audio/Visual:Images/Illustrations, Maps, Datasets and Tools:Tools, Datasets
Data Derived: Data Derived
Data Source: Observational Data
Science Background Required: Broadly accessible
Topics: Earth surface