The grounds of Mt. Vernon, George Washington's estate outside of Washington, DC. A view of the Mount Vernon grounds and the Potomac River beyond. George Washington's home at Mount Vernon. The main house at Mount Vernon on the Potomac River. The main house at Mount Vernon on the Potomac River. A view from the porch of Mount Vernon of the Potomac River. A view from the porch of Mount Vernon of the Potomac River. A view of the Potomac River from the grounds of Mount Vernon.