The USGS Visitors Center at the National Center in Reston, Virginia
The "age of dinosaurs" (the Mesozoic Era) included three consecutive geologic time periods (the Triassic, Jurassic, and Cretaceous Periods).
To learn more about geologic time, go to one of these online publications: Fossils, Rocks, and Time Geologic Time
To learn more about dinosaurs, go to Dinosaurs: Facts and Fiction.
USGS Visitor's Center
Art Hallway
Tour Times
Guided Tours
Self-guided Tour
Interesting facts
Earth Quiz
Directions
Educational Resources
Langston Hughes Middle School
Science Camp