(Earthen Lodge, 48', 2005, NE-66-03) at the Lewis & Clark Interpretive Center E. of Nebraska City, Four Mile Township, Otoe County, NE. Bus.NE2 (4th Corso) E. 1.6 miles from jct with Bus.US75 in Nebraska City, continue SE on Valmont Dr. 0.2 miles, NE to parking lot. Walk NE to the Interpretive Center. (N40 40.059 W95 49.933) Photo by Jack Schmidt 7-8-09.