Developed by John Walker, the Earth and Moon Viewer supplies updated, interactive maps for the World. Visitors can observe the Earth's Cloud cover, topography, Water Vapor, land and sea temperatures, and more. These maps can simulate views of Earth from the Sun, Moon, and satellites in Earth's orbit. Visitors will also find maps presenting the day and night regions at the moment. Anyone looking for visual interpretations of the earth and its atmosphere should visit this fascinating Web site.