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About Castles National Landmark

Castles National Landmark is located in the Slim Buttes land unit in South Dakota. The Castles are a massive sandstone remnant which originated as a volcanic ash deposit and resemble a medieval castle. This natural wonder also serves as a habitat for one of North America's largest populations of Merlin falcons. One of two National Natural Landmarks on the Sioux R.D.

Operator
USDA Forest Service
Access
Contact
Location
Castles National Landmark is located in Montana
Latitude
44.9555 N
Longitude
-111.0704 W
Get Directions
Directions
From Buffalo, SD take Hwy 20 approximately 20 miles to Forest Road 3126. Turn right into Reva Gap Campground. The south end of the campground has an information board and a nice view of Castles National Landmark.
1 Review of Castles National Landmark
First to Review
Not location of Castles National Landmark - This is Becon Rind Creek TH

Castles National Landmark site is not in Montana, as stated in the description it is in South Dakota.  Forest service has the site listed wrong on its map on their website.  Site is next to Reva Gap Campground in South Dakota  https://thedyrt.com/camping/south-dakota/south-dakota-reva-gap-campground.  The Landmark it self does not have a campground.  The site shown on the map in Montana is Becon Rind Creek Trailhead.