The Washington City Canal was a canal in Washington, D.C., that operated from 1815 until the mid-1850s. The canal connected the Anacostia River, termed the "Eastern Branch" at that time, to Tiber Cree
Boston Public Library Facsimile of manuscript of Peter Charles L'Enfant's 1791 plan for the federal capital city (United States Coast and Geodetic Survey, 1887).