Located in the Nation’s Capital, just west of the White House. The Octagon House, as it came to be known, was completed in 1801 in the very early days of the new federal city. Constructed for John Tayloe III and his wife Ann Ogle Tayloe, and designed by Dr. William Thornton—the first architect of the Capitol—the house was a prominent statement of support for the new capital city from one…