After last week's attempt to revive Mystery Volcano Photo - and the discovery (by me, thanks to you readers) of Tin Eye - I've had to ponder how to continue. Well, I think the best thing to do is to try using reader images that hopefully aren't hiding out on the web somewhere. So, that is what we'll try ...
As for MVP #20, the answer was, indeed, Edziza in Canada (congrats to Stephen). Edziza is an eroded composite stratovolcano that last erupted ~950 AD (+/- 1,000 years ... !) The volcano has erupted basalts to more felsic magmas, many of which were subglacial eruptions.
The current…