Civilian Conservation Corps
Mojave National Preserve was created in 1994.
Craters of the Moon National Preserve was created in 2002.
Big Thicket National Preserve was created in 1974.
Noatak National Preserve was created on 1978-12-01.
Sullys Hill National Game Preserve was created in 1904.
Bering Land Bridge National Preserve was created in 1978.
Big Cypress National Preserve was created on 1974-10-11.
Tallgrass Prairie National Preserve was created on 1996-11-12.
Little River Canyon National Preserve was created on 1992-10-24.
NHS National Workforce Projects was created in 2005.
Construct-Destruct was created in 1998.
The Energy Construct was created in 2007.