Near Browns Valley in Roberts County, South Dakota — The American Midwest (Upper Plains)
Ancient River Warren Channel
October 30, 2021
1. Ancient River Warren Channel Marker
Registered Natural Landmark
Under the provisions of the Historic Sites Act of August 21, 1935 this site possesses exceptional value in illustrating the natural history of the United States
U. S. Department of the Interior
National Park Service
1967
Erected 1967 by U.S. Department of the Interior, National Park Service. (Marker Number 547.)
Topics and series. This historical marker is listed in this topic list: Waterways & Vessels. In addition, it is included in the National Natural Landmarks, and the South Dakota State Historical Society Markers series lists. A significant historical date for this entry is August 21, 1935.
Location. 45° 37.194′ N, 96° 51.678′ W. Marker is near Browns Valley, South Dakota, in Roberts County. Marker is on an unnamed road, 0.2 miles east of State Highway 10, on the left when traveling east. The marker is accessible via a short gravel road going east from SD-10, ¼-mile north of 122nd Street. Touch for map. Marker is in this post office area: Browns Valley MN 56219, United States of America. Touch for directions.
Other nearby markers. At least 8 other markers are within 10 miles of this marker, measured as the crow flies. Travare (here, next to this marker); Wadsworth Trail (approx. 1.6 miles away in Minnesota); Browns Valley (approx. 1.6 miles
this page online
October 30, 2021
2. Ancient River Warren Channel Marker, from the east
October 30, 2021
3. Ancient River Warren Channel Marker
October 30, 2021
4. View of Lake Traverse from near the marker
Credits. This page was last revised on October 4, 2022. It was originally submitted on November 4, 2021. This page has been viewed 422 times since then and 67 times this year. Photos: 1, 2, 3, 4. submitted on November 4, 2021. • J. Makali Bruton was the editor who published this page.
