CCC workers constructed buildings and the ramada at the cave entrance as well as hand rails and lighting in the cave.
The Savenac Tree Nursery in Western Montana was established in the early days of the Forest Service. In the 1930s the Civilian Conservation Corp rebuilt the nursery. It operated until 1969, producing up to twelve million trees a year to reforest the Northwest.
Learn more about the nursery in this Forest Service Publication: Savenac Historic Tree Nursery.