Lake Bertha   Be the first to submit input for Lake Bertha. If you have info on Lake Bertha, Cass County, North Dakota please submit it here to improve this web site.          These outdoors activities are available near Lake Bertha.   Public Lands Near Lake Bertha: Ft. Ransom State Park, North Dakota, 31 miles away   Hotels Near Lake Bertha: Super 8 Lisbon, Lisbon, 20 miles away Days Inn Casselton, Casselton, 21 miles away Americinn - Valley City, Nd, Valley City, 36 miles away Super 8 Valley City, Valley City, 36 miles away Howard Johnson West Fargo, West Fargo, 42 miles away