river: Media
Videos
How are drifting sensors used to study the salt content and pollution in California's Sacramento–San Joaquin River Delta?
Learn about how drifting sensors are used to collect data on water salinity and pollution...
Video: Displayed by permission of The Regents of the University of California. All rights reserved. (A Britannica Publishing Partner)
View an Icelandic waterfall and learn about its geologic life cycle and erosion into a smooth riverbed
Formation of a waterfall in Iceland.
Video: Encyclopædia Britannica, Inc.
Learn how various disturbances in rivers and streams result in the formation of meanders
The formation of meanders in straight rivers and streams is largely dependent on...
Video: © MinuteEarth (A Britannica Publishing Partner)
Images
Luxor, Egypt: feluccas on Nile River
Feluccas on the Nile River near Luxor in Upper Egypt.
Robert Frerck/Odyssey Productions
Rio Grande
The Rio Grande flowing through the desert at the foot of the Chisos Mountains in...
Tom Algire
Three Gorges Dam
The Three Gorges Dam spanning the Yangtze River (Chang Jiang) near Yichang, Hubei...
Yao YilongImaginechina/AP Images
central Budapest
Central Budapest, looking north along the Danube River, with the Parliament Building...
Jean S. Buldain/Berg & Assoc.
St. Lawrence Seaway at Montreal
Commodity-carrying laker in the St. Lawrence Seaway at Montreal, Canada.
© Winston Fraser/Comstock
Rhine River
Barge on the Rhine River, with vineyards in the background, at the town of Kaub,...
E. Streichan—Shostal Associates/Superstock
Volkhov River
Hydroelectric power station on the Volkhov River at Volkhov, Russia.
© KKulikov/Shutterstock.com
Mississippi River: barge
A barge traveling down the Mississippi River in Louisiana.
© Thinkstock—Stockbyte/Getty Images
Angel Falls, Canaima National Park, Venezuela
Angel Falls, Canaima National Park, Venezuela.
age fotostock/SuperStock
Paulo Afonso Falls
Paulo Afonso Falls on the São Francisco River, Alagoas, Brazil.
Antonio Gusmao—TYBA/Agencia Fotografica Ltda.
the former Guaíra Falls on the Upper Paraná River
The former Guaíra Falls on the Upper Paraná River
E. Manewal/Shostal Associates
Yosemite Falls
Yosemite Falls from Sentinel Meadow, Yosemite National Park, California.
Courtesy of the U.S. Department of the Interior, National Park Service
Niagara Falls State Park: American Falls
American Falls, Niagara Falls State Park, Niagara Falls, New York.
MpegMan
Colorado River, Grand Canyon National Park
The Colorado River in Marble Canyon at the northeastern end of Grand Canyon National...
© Gary Ladd
Interactives
An interactive map of the world's longest rivers
Top 10 largest rivers in the world.
Encyclopædia Britannica, Inc.
VIEW MORE in these related Britannica articles: