Explore All Endangered Places
Use this tool to search for sites included on America's 11 Most Endangered Historic Places list in the last two decades. Since 1988, 242 sites have been recognized as threatened. You can search by state, year, or even find out whether a site has been saved or still needs your support.
Monocacy Aqueduct, Maryland, 1998
Montezuma Castle, New Mexico, 1997
Mount Taylor, New Mexico, 2009
Nantucket, Massachusetts, 2000
Natchez, Mississippi, 1994
National Landscape Conservation System, Wyoming, 2005
National Soldiers Home Historic District, Wisconsin, 2011
Nine Mile Canyon, Utah, 2004
Ocmulgee Old Fields Traditional Cultural Property, Georgia, 2003
Okeechobee Battlefield, Florida, 2000
Old Deerfield Historic District, Massachusetts, 1988, 1989
Old Kaskaskia Village, Illinois, 1988, 1989
Oldest Surviving McDonald's, California, 1994
Ossabaw Island, Georgia, 1995
Over-the-Rhine Neighborhood, Ohio, 2006
Peace Bridge Neighborhood, New York, 2008
Penn School, South Carolina, 1990, 1991
Petoskey, Michigan, 1996
Philip Simmons' Workshop and Home, South Carolina, 2007
Pillsbury "A" Mill Complex, Minnesota, 2011
Pinon Canyon, Colorado, 2007
Pompey's Pillar, Montana, 2002
Prairie Churches of North Dakota, North Dakota, 2001
Prehistoric Serpent Mound, Ohio, 1993
Prentice Women's Hospital, Illinois, 2011
