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Category:Pompeys Pillar National Monument

English: Pompeys Pillar National Monument — a rock formation in Yellowstone County, south central Montana.

This is a category about a place or building that is listed on the National Register of Historic Places in the United States of America. Its reference number is 66000440

Media in category "Pompeys Pillar National Monument"

The following 48 files are in this category, out of 48 total.