Photograph Details:
The rock formations of Northwest South Dakota are a hidden gem. This shot of the Castle Rock National Landmark was taken from the Reva Gap Campground near the town of Reva (population 89).

Photographer:
Paul Heckel
Heckel Photography

Technical Details:
Canon 5Ds with
Canon EF 16-35mm f/2.8L
1/60 @ f11

For more information about the Castle Rocks at Reva Gap in western South Dakota click here.