NSSDC Photo Gallery: Earth
Selected images from the space, with captions.
http://nssdc.gsfc.nasa.gov/photo_gallery/photogallery-earth.html

Welcome to the Planets: Earth
Includes a planetary profile and some pictures.
http://pds.jpl.nasa.gov/planets/welcome/earth.htm

Earth Observatory: The Blue Marble
Detailed true-color images of the entire planet.
http://earthobservatory.nasa.gov/Newsroom/BlueMarble/

The Solar System in Action: Earth
General information about the planet and some pictures.
http://www.harmsy.freeuk.com/earth.html

Views of the Solar System: Earth
Views from the space, animations, general information and data.
http://www.solarviews.com/eng/earth.htm

Windows to the Universe: Earth
An overview of the planet and its moon including general information, data, pictures, news, historical and mythological background.
http://www.windows.ucar.edu/cgi-bin/tour_def/earth/earth.html

Great Globe Gallery
Graphical collection of different views of our planet.
http://main.amu.edu.pl/~zbzw/glob/glob1.htm

Earth Facts
Earth's astronomical and physical measurements and statistics.
http://www.3dearth.com/earthfacts.htm

Motion Of the Earth
Detailed qualitative and quantitative descriptions of the motion of the Earth including many diagrams and graphs.
http://www.tigerwave.com/spaceflight

Info on The Planet Earth
Brief facts about the Earth.
http://www.facts-about.org.uk/science-planet-earth-planet-info.htm

The Nine Planets: Earth
General information, some statistical data and links.
http://www.nineplanets.org/earth.html