This astronaut photograph taken on Nov. 27, 2010, provides a view of tidal flats and channels near Sandy Cay, on the western side of Long Island, and along the eastern margin of the Great Bahama Bank, on the islands of Bahamas. The continuously exposed parts of the island are brown, a result of soil formation and vegetation growth. To the north of Sandy Cay, an off-white tidal flat composed of carbonate sediments is visible; light blue-green regions indicate shallow water on the tidal flat.
Tassili n'Ajjer National Park, part of the Sahara Desert, has a bone-dry climate with scant rainfall, yet it doesn't blend in with Saharan dunes. Instead, the rocky plateau rises above the surrounding sand seas. This image from 2000 was made from multiple observations by the Landsat 7 satellite, usi...
Also read: Month in Space: November 2016