Discover the roots of a long vanished mountain range, explore the remains of an inland tropical sea and trace the story of a dramatic flood.

An ever-changing landmass, geologists are learning how the Rockies were formed and discovering what they will become.

The largest - and one of the oldest - expanses of ancient rock on the planet has riches of gold and diamonds under it's crust.

These fabled mountains contain a geologic puzzle, a rich legacy, and the scarcely known threat of earthquakes.

The dramatic story of volcanic outpourings, massive rifting of continents and the bursting forth of a new ocean - the Atlantic. Scientists explore the Tablelands mountain range in Newfoundland.