13min - The Greater Yellowstone Area was once a rich grazing ground for huge Columbian mammoths; now, it's a prime hunting ground for paleontologists and archaeologists to study the remains of these beasts.
20min - Montana's Hell Creek Formation is home to a trove of late Cretaceous fossils, revealing the last days of the dinosaurs; researchers have found a complete Triceratops skull that may reveal one of the last prehistoric battles before dinosaurs vanished.
15min - Craters of the Moon National Monument is desolate, but 2,200 years ago, it was the site of today's Yellowstone Hotspot, known for violent eruptions and huge craters.
Sea el primero en escribir una reseña de este título
El mundo secreto del sonido con David Attenborough
Nuestro Planeta
Nuestro universo
Parques nacionales majestuosos
Nuestro mundo lleno de vida
La vida secreta de los animales
A World of Calm
La vida a todo color, con David Attenborough
Tierra y agua
Predadores
Animales a lo grande
Mississippi
Instinto animal
Shark Week
La vida en nuestro planeta
