![Atitlán, Guatemala](https://wp-media.patheos.com/blogs/sites/186/2015/09/800px-Atitlan_Lake_Pano_2006_08-300x85.jpg)
In John Sorenson’s model of Book of Mormon geography, this lake is a candidate for the Waters of Mormon and is adjacent to the land of Nephi. Note the two volcanoes. And, if I recall correctly, there’s a third large volcano nearby. Moreover, they’re not extinct.
(Click on the image to enlarge it.)
An intriguing thought:
http://etherscave.blogspot.com/2015/08/fire-and-brimstone.html