People watch as water pours from the Pontcysyllte Aqueduct near Llangollen, north Wales, November 9, 2009. The 204-year-old aqueduct built by Thomas Telford is a world heritage site and is being drained for cleaning ahead of next year's visitor season. Reuters Pictures 1 week ago

People watch as water pours from the Pontcysyllte Aqueduct near Llangollen, north Wales, November 9, 2009. The 204-year-old aqueduct built by Thomas Telford is a world heritage site and is being drained for cleaning ahead of next year's visitor season.