X-ray Earth -

: A massive fault line 80 miles off the Pacific Northwest coast.

: Scientists explore the potential for a massive landslide that could send a killer tsunami across the ocean toward the U.S. East Coast. Episode 3: Volcano Apocalypse X-Ray Earth

The show focuses on three major geological threats, using cutting-edge tools to visualize forces deep within the Earth's crust that are normally invisible. : A massive fault line 80 miles off

: The massive volcano system beneath Yellowstone National Park . X-Ray Earth