Pontcysyllte Aqueduct. A navigable aqueduct in Wales and listed building. Images shared with the Wicipics project are available for reuse on a Creative Commons CC BY-SA 3.0 Licence. https://creativecommons.org/licenses/by-sa/3.0/deed.en Picture 1, by Geraint Tudur: https://commons.wikimedia.org/wiki/File:Pontcysyllte_Aqueduct_(1).jpg Picture 2, by Geraint Tudur: https://commons.wikimedia.org/wiki/File:Pontcysyllte_Aqueduct_(2).jpg Picture 3, by Geraint Tudur: https://commons.wikimedia.org/wiki/File:Pontcysyllte_Aqueduct_(3).jpg