Does the Amazon River Flow Backward? It’s a question that often sparks curiosity among explorers, scientists, and ...

They used satellite technology to map the river. For this exploration, they traveled the Amazon through Peru, Colombia and Brazil. Yuri says it's almost 7,000 kilometers long — that's more than ...

T he Amazon river is the largest drainage system in the world in terms of water volume and its drainage basin. The 6,400 kilometer (4,000 mile) river flows from the Andes Mountains of Peru ...