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Federal
LECL Lewis and Clark NHT High Potential Historic Sites
Department of the Interior —
This data set represents the official National Park Service layer of High Potential Historic Sites along the Lewis and Clark National Historic Trail. As of 2024, this... -
Federal
Archive LECL Lewis and Clark Trail Historic Route
Department of the Interior —
The original NPS centerline of the historic route of the Lewis and Clark National Historic Trail, prior to the Trail's extension by Congress (P.L. 90-543, as amended...