50m
Hosted on MSNScientists Can’t Explain This Perfectly Round Crater in Alaska—And It’s Been a Mystery for DecadesDeep in Alaska’s Katmai National Park, a perfectly round, 1,600-foot-wide crater has puzzled scientists for decades. Known as Savonoski Crater, this enormous hole appears as though it was carved into ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results