Use a topographic map as a basin where the water flows through the ducts resembling the river channels.
A wooden three-dimension basin representing the streets of central part of London. London map choice being a tribute to the fact that it was England where first industrial products had appeared back in the XVIII century.
Kastrup Bathing Platform (by KAP Cris)
This new bathing structure is situated 50 meters or so off the beach in Kastrup just south of Copenhagen. The water is clean and refreshing and the whole place is alive with kids and adults swimming and jumping off a five-meter platform.