Previous Episode: #169 - The Grand Canyon

The Sur Pockmark field is located off the coast of central California near Big Sur. The seafloor is riddled with mysterious circular depressions. A new study may have figured out how they formed.

The Sur Pockmark field is located off the coast of central California near Big Sur. The seafloor is riddled with mysterious circular depressions. A new study may have figured out how they formed.