Eons

How 7,000 Years of Epic Floods Changed the World (2019x6)

Air date: Feb 27, 2019

Strange geologic landmarks in the Pacific Northwest are the lingering remains of a mystery that took nearly half a century to solve. These features turned out to be a result one of the most powerful and bizarre episodes in geologic history: this region experienced dozens of major, devastating floods over the course of more than 7,000 years.