Cannonball concretions, Roosevelt National Park, North Unit

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Size: 4928px × 3264px
Location: Roosevelt National Park, North Dakota, USA (North Unit)
Photo credit: © Welsh Designs / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: balls, canonball, cliff, concretions, dakota, erosion, geology, national, north, park, president, roosevelt, sandstone, spherical