National Geographic September 1920

Kaieteur and Roraima: The Great Falls and the Great Mountain of the Guianas
A curator of the American Museum of Natural History travels deep into British Guiana ( Guyana) , where distances are not reckoned in miles but according to the dangers and difficulties incident to travel.
Rio de Janeiro, in the Land of Lure
Unrivaled in splendor of hue and setting, Rio is a metropolis where granite peaks and tropical forest meet the turquoise sea.
Niagaras of Five Continents
Photos capture the drama of some of the world’s great waterfalls.