The Dry Tortugas are a group of islands located approximately 75 miles west of Key West, Florida; they form the western end of the Florida Keys in the Gulf of Mexico. This astronaut photograph highlights three islands in the group: Bush Key, Hospital Key, and Garden Key, which is the site of Fort Jefferson, a Civil War-era fort.
Published Aug 18, 2008
Lakshadweep’s coral atolls glow iridescent blue-green in this natural-color scene from February 2012.
Published Apr 15, 2012
This approximately true-color image shows part of the Turks and Caicos Islands archipelago, observed September 18, 2001.
Published Apr 17, 2009
The Whitsunday Islands are a collection of some 74 islands sandwiched between the Australian mainland and the outer atolls of the Great Barrier Reef.
Published Jan 2, 2010
This pair of images from the Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) on NASA’s Terra satellite show the development of the archipelago known as “The World.” The group of manmade islands is arranged to resemble a map of the world.
Published Mar 26, 2009
