Explore the science of the canals of England and Wales while visiting six of the seven British wonders of the waterways, including Pontcysyllte Aqueduct, Standedge Tunnel and Bingley Five Rise Locks. In the company of waterways expert Roger Butler, you will marvel at the engineering work behind locks, tunnels, innovative swing bridges and magnificent aqueducts and travel on the waterways themselves by barge and steamship.