Humans have only inhabited Earth for a short part of its existence. An online resource explains how scientists use clues from rocks and fossils to piece together information about Earth prior to humans. The online instruction includes...

Visit this extensive site detailing all aspects of the Ozark Mountains, from wildlife to topography to visitor information. Discover the diverse landscape of the Ozarks and the many activities available there.

Known for its beautiful mountainous landscapes, glacier lakes and natural preserves, the Spanish province of Aragon is profiled in English, Spanish and German.

All features of the Xiakou village in the western Sichuan Province of China from the rich history, folklore, subsistence, etc. are found in this comprehensive project.

Surrounded by high mountain ranges and natural preserves, Asturia is also known for its green landscapes. Visit this site from All About Spain and see the major attractions in Asturia. This site is available in Spanish, English, and German.

Biography of German Romantic painter Caspar Friedrich, including pictures of some of his paintings.

This site from Geographica.com contains information on a variety of parks in Argentina. A description of each follows the name of the park.