Parana River Delta
The Parana River delta is a huge forested marshland about 32km northeast of Buenos Aires, Argentina.
Spanning the southern tip of the Florida Peninsula and most of Florida Bay, Everglades National Park is the only subtropical preserve in North America.
The so-called Richat Structure is a geological formation in the Maur Adrar Desert in the African country of Mauritania.
Brazil’s Araca River is a tributary of the Negro River, which feeds into the Amazon.
On the border between Chile and the Catamarca province of Argentina lies a vast field of currently dormant volcanoes.
Nicknamed “Dragon Lake,” this body of water is formed by the Bratskove Reservoir, built along the Angara River in southern Siberia, near the city of Bratsk.
Portions of Kenya and Tanzania, Africa can be seen in this image.
Ephemeral Lake Carnegie, in Western Australia, fills with water only during periods of significant rainfall. In dry years, it is reduced to a muddy marsh.
Complex patterns can be seen in the shallow waters along its coastline, where silt carried by the Geba and other rivers washes out into the Atlantic Ocean.
The Mand River and the small town of Konari nestle in the Zagros Mountains in western Iran.
The Lena River, some 2,800 miles (4,500km) long, is one of the largest rivers in the world.
In an area north of the city of Al-Basrah, Iraq, which borders Iran, a former wetland has been drained and walled off.
Along Greenland’s western coast, a small field of glaciers surrounds Baffin Bay.
It is a primarily uninhabited wasteland, composed of mud and salt marshes covered with crusts of salt that protect the meager moisture from completely evaporating.
Akpatok Island lies in Ungava Bay in northern Quebec. Accessible only by air, Akpatok Island rises out of the water as sheer cliffs that soar up to 800 feet above the sea surface.
On the edge of the Kalahari Desert in Namibia, sand dunes are encroaching onto once-fertile lands in the north.
Great Sandy Scars
The light-colored fan shapes are scars from wildfires.
These Karman vortices formed over the islands of Broutona, Chirpoy, and Brat Chirpoyev, all part of the Kuril Island chain found between Russia’s Kamchatka Peninsula and Japan.
Each of these swirling clouds is a result of a meteorological phenomenon known as a Karman vortex.
Whirlpool in the Air
This image shows a spinning formation of ice, clouds, and low-lying fog off the eastern coast of Greenland.