Earth (Terra) is our planet. This is the third farthest planet from the Sun after Mercury and Venus but closer than Mars.
The Earth seen from Apollo 17
Another version of The Blue Marble
A render of the earth
The "Most Amazing High Definition Image of Earth", taken on January 4, 2012 from the VIIRS instrument aboard NASA's most recently launched Earth-observing satellite - Suomi NPP
Other image of Earth taken by Suomi NPP satellite
Picture of the earth from Celestia
Earthrise over the Moon
ATS-3 satellite image from 10 Nov 1967
A Computer Generated photo of what the Earth would look like from high orbit.
Rotating Earth Small
Africa-centered "upside-down" earth
Ice age Earth
Earth photo cutaway with core