This virtual tour of the Sternberg Museum of Natural History covers a broad range of Cretaceous fauna with emphasis on marine life of the Western Interior Seaway. Topics include large marine fish (Xiphactinus), Inoceramid clams, mosasaurs, plesiosaurs, ichthyosaurs, large turtles (Protostega), flightless toothed birds, dinosaurs (including Tyrannosaurus rex), flying reptiles (Pteranodons) and the Western Interior Seaway.