ILLUSTRATIONS xiii 
Page 
The Salto Augusto from above.. 171 
Interesting Geological Formation below the Salto 
Augusto ................... 174 
Launching the Canoe after its Journey over Hill 
Range .............. . . 175 
The Wooden Railway constructed by Author .... 175 
Leading the Canoe down a Rapid by Rope ..178 
A Nasty Rapid .................. 178 
Photograph showing the Road cut by Author across 
the Forest in order to take the heavy Canoe 
OVERLAND.... 179 
Pushing the Canoe uphill through the Forest . . . . 182 
Conveying the Canoe weighing Two Thousand Pounds 
over a Hill Range. The Descent.183 
The Canoe being led down a Rapid.. . 186 
Letting the Canoe jump a Rapid.187 
Conveying the Canoe by Hand down a Rapid ..... 190 
A Giant Central Wave emerging from a narrow 
Channel ..191 
A MOST DANGEROUS PASSAGE NAVIGATED BY THE AUTHOR 
and his Men.. 194 
A DANGEROUS VORTEX ..195 
A narrow Passage in the Arinos River ....... 195 
Conveying the Canoe across the Forest on improvised 
Railway and Rollers ............. 198 
Conveying the Canoe through the Forest ...... 199 
Author’s Canoe being made to travel across the Forest 202 
Leading the empty Canoe down a dangerous Channel . 203 
The immense Waves encountered by the Author in 
EMERGING FROM THE CHANNEL-WITH RaPIDS -OF 
the Inferno .. 206 
Treble Vortex .................. 207 
A FORMIDABLE VORTEX .. 207 
Mundurucu Indians. 212 
Mundurucu Women .. 212 
Mundurucu Indians .. 213 
A Trading Boat on the Tapajoz River ....... 213 
