Popocatepetl is not the only volcano in Mexico, but I had no idea this beast lived there, too! Here are its GVP and Wikipedia pages. (Image above: Christian Frausto Bernal, CC BY-SA 2.0).
And here’s the linked post on the Volcano Hotspot Blog:
As so often, and generally without intention, I have hit upon yet another volcano that has all the trimmings of a beast but seems not really to be recognised as such. Up to a few years ago there have been very few studies to find out about the seismological and structural properties of the volcano. […]