Teddy Roosevelt's Perilous Expedition on the

The dangerous—yet victorious—trip wouldn’t have been possible without Cândido Rondon, an icon of Brazilian history

ian – Roosevelt's Latin American Expedition

Timeline, The Roosevelts: An Intimate History, Ken Burns

Theodore Roosevelt & the River of Doubt, Part Three - Mr. Jensen's U.S. History Website

Watch Into the , American Experience, Official Site

The River of Doubt: Theodore Roosevelt's Darkest Journey by Candice Millard

Expedition Magazine

Teddy Roosevelt on an expedition in Brazil – exploring the newly discovered River of Doubt; ca. 1914

Teddy Roosevelt's Perilous Expedition on the , History

RIVER OF DOUBT

The River of Doubt : Theodore Roosevelt's Darkest Journey by Candice Millard (2006, Trade Paperback) for sale online

TR Center - Descending the River of Doubt