A massive hole in a California lake continues to amaze visitors from around the world, and when water levels rise high enough, the spectacle becomes even more incredible. Located at Lake Berryessa in Napa County, California, the famous “Glory Hole” spillway is one of the most unusual engineering structures in the United States. During periods … Continue reading A Man Flew a Drone Into California’s Mysterious ‘Glory Hole’ and Captured Incredible Footage