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Lists over 1 million different geographical features in America. Search and print free topographic maps by geographical feature, latitude/longitude, elevation, zip code, city, or county.

The Evolving Earth Foundation is dedicated to earth science education and geology and paleotology research. Earth science and natural science resources, articles and online education.

General geology portal site, including links, products, and a discussion forum for professionals and students.

Specializing in geologic and natural history landscape photography of the western United States. Geologic and natural history landscape photography of the western United States and Pacific islands.

An information system aimed at archiving, publishing and distributing data from global change research with special emphasis on geological, marine and environmental sciences.

Image gallery of European geology.

Research on the geology of the Tatra mountains and other publications by this researcher.