Complex sentence: The original section house, car inspectors house, and remains of the old snowshed remain on Cumbres Pass, whereas the placement of the original station and other missing structures have yet to be determined by the Friends of the Cumbres and Toltec Scenic Railroad.
Split into simpler sentences: The original section house, car inspectors house, and remains of the old snowshed remain on Cumbres Pass. The placement of the original station and other missing structures are being determined by the Friends of the Cumbres and Toltec Scenic Railroad.