Historic Districts

This dataset contains Historic Districts officially designated by the District of Columbia. Additional data sets are also available providing information on (1) historic landmarks in the District of Columbia.本数据集包含哥伦比亚特区官方认定的历史街区（Historic Districts）。另有附加数据集可提供关于哥伦比亚特区历史地标（historic landmarks）的相关信息。