Volcanoes that were active in the Phanerozoic eon (approximately 542 million years ago to the present day).
This category has the following 4 subcategories, out of 4 total.
Volcanoes that were active in the Phanerozoic eon (approximately 542 million years ago to the present day).
This category has the following 4 subcategories, out of 4 total.