The National Historic Preservation Act of 1966 directs Federal agencies to preserve, restore, and maintain historic cultural environments. Citation 16 U.S.C. 470-470b, 470c-470n More information https://www.govinfo.gov/content/pkg/USCODE-2017-title16/pdf/USCODE-2017-title16… https://www.govinfo.gov/content/pkg/USCODE-2017-title16/pdf/USCODE-2017-title16…