The island is Australia's smallest state, but its mainland fills the frame of this astronaut photograph.
Image of the Day Land
Once one of the poorest regions of Mexico, Cancún is now a bustling tourist city with millions of visitors each year.
Image of the Day Land Human Presence
Assateague, Chincoteague, and Wallops provide a rare example of overlapping barrier islands. All of them are constantly in motion.
Image of the Day Land Water Human Presence
The powerful Category 4 storm made landfall in the Grenadine Islands on July 1.
Atmosphere Land Severe Storms
Flanked by mountains, the capital of the Badakhshan Province in Afghanistan lies along a sharp bend in a valley sculpted by the Kokcha River.