A scene in Montana 75 million years ago, commissioned of James Gurney, 1997 by the United
States Postal Service for a limited edition of collectible stamps (now out of print).

Image Gallery Dinosaur Fossil – a nice site showing real dinosaur fossils

Dinosauria – Extensive information about the dinosaurs from the University of California Museum of Paleontology.

Dinosaurs: Facts and Fiction – Dinosaur Information from the U.S. Geological Survey.