Robuta

https://www.scienceblogs.com/eruptions/2008/05/29/newberry-caldera-alternative-energy
newberry calderaalternative energyscienceblogs
https://www.usgs.gov/media/images/sw-portion-newberry-caldera-seen-air-big-obsid
The southwest portion of Newberry Caldera as seen from the air. Big Obsidian flow stands out against the trees with Paulina Peak in the background.
newberry calderaswportionseen