Then, in 1971, a National Geographic expedition led by Loren McIntyre identified the snow-capped peak of Mismi (map) as the headwaters of the Apurímac River and the ultimate source of the Amazon.

Armchair travelers, get ready to go to the Amazon River. Google Inc. announced Wednesday that street view images of the Amazon’s Rio Negro Reserve is now available through Google’s Street View.

NASA released a map showing the newly proposed source of the Amazon River, a change that would make it the longest river in the world. Last month Brazilian researchers proposed Mount Mismi, a snow ...

The Negro River drains about 10 per cent of the Amazon basin and is the world's sixth-largest by water volume. Manaus, the biggest city in the rainforest, is where the Negro joins the Amazon River.

According to the team's results, which have not been published, the Amazon is 4,225 miles (6,800 kilometers) long. The Nile stretches 4,160 miles (6,695 kilometers).