Crater Lake is a stunningly beautiful lake located in Oregon, with the 6 letter answer being OREGON. Utah is another state that has a lake of similar beauty, with the 4 letter answer being UTAH. Lake Tahoe is a large freshwater lake located in the Sierra Nevada Mountains, with the 5 letter answer being TAHOE. A caldera is a large cauldron-like volcanic feature formed by the collapse of land following a volcanic eruption, with the 7 letter answer being CALDERA. Eugene is a city in Oregon, with the 6 letter answer being EUGENE. DEEP is an adjective used to describe the depth of Crater Lake, with the 4 letter answer being DEEP. Maui is an island in Hawaii, with the 4 letter answer being MAUI.