Lists
Arizona, Colorado, Idaho, Nevada, New Hampshire, New Mexico, Oregon, Texas, Utah, Washington, Wyoming, United States, Philippines, Tanzania, North America, Africa, Asia
United States, Argentina, Australia, China, Indonesia, Nepal, Russia, Tanzania, North America, South America, Africa, Europe, Asia, Oceana, Antarctica
United States, Argentina, Iran, Mexico, Russia, Tanzania, Other
Parents: Volcanoes on SP (index)