The Veluwemeer Aqueduct, also known as the Drontermeeraqueduct, is a unique structure in the Netherlands that carries a canal over a large lake.This impressive water bridge spans the Veluwemeer lake, connecting the provinces of Flevoland and Gelderland
Not that unique.
https://en.m.wikipedia.org/wiki/Magdeburg_Water_Bridge
93 years to build! I should calm down about the local projects.