One of the most awe-inspiring members of the Ring of Fire—the the global arc that contains 75 percent of the world's active volcanoes—is Oregon's Crater Lake National Park. Its namesake is the deepest lake in the United States, but it's not connected to any rivers—all of its water comes from precipitation. That's why it's such a striking shade of blue.
From Outie to Innie
Crater Lake Today
Watch And Learn: Our Favorite Content About Volcanic Formations
Crater Lake National Park
How the Volcanic Islands of the Pacific Came to Be
Written by Mike Epifani June 28, 2017
Wake up with the smartest email in your inbox.
Our Best Articles Daily