U.S. Army Corps of Engineers

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Battery 223 (Cape May County, New Jersey)
Battery Steele (Cumberland County, Maine)
Bonneville Dam (Multnomah County, Oregon)
Dam and Lock
Boulder Bridge and Ross Drive Bridge (Washington, District of Columbia)
Cabin John Aqueduct (Montgomery County, Maryland)
Castle Gatehouse, Washington Aqueduct (Washington, District of Columbia)
Eureka Lock and Lock Tender's House (Winnebago County, Wisconsin)
The last lock in operation on the Upper Fox River
Fort Gorges (Cumberland County, Maine)
Fort Screven Historic District (Chatham County, Georgia)
Grand Loop Road Historic District (Park County, Wyoming)
Illinois Waterway Project Office (Peoria County, Illinois)
Lock and Dam No. 13 Historic District (Whiteside County, Illinois)
Lock and Dam No. 15 Historic District (Rock Island County, Illinois)
Lock and Dam No. 16 Historic District (Muscatine County, Iowa)
Part of the Upper Mississippi River 9-Foot Channel Project
Lock and Dam No. 17 Historic District (Mercer County, Illinois)
Lock and Dam No. 2 (Hennepin County, Minnesota)
McChord Field Historic District (Pierce County, Washington)
Nike Missile Site HM-69 (Miami-Dade County, Florida)
Ouachita River Lock and Dam No. 8 (Calhoun County, Arkansas)
Tierra Amarilla AFS P-8 Historic District (Rio Arriba County, New Mexico)
Titan II ICBM Launch Complex 374-5 Site (Faulkner County, Arkansas)
Titan II ICBM Launch Complex 374-7 Site (Van Buren County, Arkansas)
WILLIAM S. MITCHELL (dredge) (Jackson County, Missouri)