Dinosaur Fossils, Niger, 1997

In Niger's Ténéré desert, a ridge of protruding bones suggests a dramatically different past. Millions of years ago, the parched plains of the Ténéré were spread with thick forests and broad rivers home to crocodiles, turtles, fish, and dinosaurs, including Suchomimus tenerensis, a recently discovered crocodile-like creature.

(Photo shot on assignment for, but not published in, "Journey to the Heart of the Sahara," March 1999, National Geographic magazine)