![](http://www.alamy.com/thumbs/6/753095C1-7171-4A04-B406-C5BA8661DDBD/D49514.jpg)
Pompeys Pillar rock formation.
Pompeys Pillar National Historic Monument near Billings, MT.
Size: 3872px × 2592px
Location: I-94, Billings, Montana, USA
Photo credit: © John Baker / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: formation, mesa, monument, national, outcropping, pillar, pompeys, rock, stone