Extinct volcanism, especially that which is so old and/or eroded that a formal volcano can no longer be clearly identified. Also includes extinct volcanoes themselves in a subcategory.
This category has the following 17 subcategories, out of 17 total.
The following 12 pages are in this category, out of 12 total. This list may not reflect recent changes.
Extinct volcanism, especially that which is so old and/or eroded that a formal volcano can no longer be clearly identified. Also includes extinct volcanoes themselves in a subcategory.
This category has the following 17 subcategories, out of 17 total.
The following 12 pages are in this category, out of 12 total. This list may not reflect recent changes.