The Salmon River in Idaho, one of the longest free-flowing rivers in the United States, rushes through a geologic wonderland of wooded ridges, eroded bluffs, and stone towers and crags.
Published Jul 22, 2020
Floods and new infrastructure have long since separated the distinctive bend in the river that was portrayed by landscape painter Thomas Cole in 1836.
Published Oct 15, 2017
The old river has cut compelling patterns and formations into the red rocks of Utah.
Published Sep 18, 2018
British Columbia's longest river delivers sediment and nutrients to the Strait of Georgia.
Published Jan 7, 2015
As they prepare for a satellite that will measure the height and areal extent of rivers in unprecedented detail, hydrologists have released a better map of North American river widths.
Published Jul 9, 2015
This false-color image shows the central part of the Vakhsh River, including the Nurek Dam and reservoir.
Published Nov 25, 2008
This false-color image from April 1, 2002, shows numerous braided channels and oxbow lakes along the Songhua River in northeastern China, just upstream of the city of Harbin.
Published Dec 27, 2005
The river supplies Atlanta with its drinking water and a bit of recreational fun.
Published Nov 13, 2016
Acquired May 1, 2011, this natural-color image shows the James River completely filling the river valley near Jamesville, South Dakota.
Published May 3, 2011
A satellite image offers inky evidence of the organic-rich freshwater that the Suwannee River delivers to the Gulf of Mexico.
Published Oct 27, 2018
The largest river on the planet, the Amazon, forms from the confluence of the Solimões (the upper Amazon River) and the Negro at the Brazilian city of Manaus in central Amazonas. At the river confluence, the muddy, tan-colored waters of the Solimões meet the “black” water of the Negro River. The unique mixing zone where the waters meet extends downstream through the rainforest for hundreds of kilometers, and is a famous attraction for tourists from all over the world. The tourism contributes to substantial growth in the city of Manaus. Twenty years ago the large park near the city center (center) lay on the eastern outskirts of Manaus.
Published Feb 12, 2005
he largest tributary of the Colorado River between Lake Powell and the Grand Canyon, the Paria River flows southeast from its headwaters in southernmost Utah to join the Colorado River between Page, Arizona, and Marble Canyon. The Paria River provides spectacular scenery, and is known for the very narrow “slot” canyons that it cuts through the layered rocks of the Colorado Plateau.
Published Jun 23, 2008
In the past few centuries, a river in northwestern Canada stopped wandering and assumed a more direct route to the sea.
Published Sep 4, 2012
The Green River in eastern Utah once carved soft sediment into meanders on a floodplain. Then the land and mountains rose and the river dug deep, preserving those meanders in stone.
Published Mar 17, 2014
In September 2010, water again flowed through this riverbed after several dry years.
Published Oct 8, 2010
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