This term was first applied to a large pit in the Canary Islands, which was about five kilometers in diameter.
One of these is slowly forming under Yellowstone National Park. This term was first applied to a large pit in the Canary Islands, which was about five kilometers in diameter. It is used to describe such natural features as Kilauea and Mauna Loa in Hawaii, and, when filled with water, can form a lake such as Crater Lake. For ten points, name these broad, shallow craters, whose name is Spanish for "cauldron."
One of these is slowly forming under Yellowstone National Park.
{caldera}