<Ul> <Li> Eindhoven Water Towers in Eindhoven </Li> <Li> Poldertoren in Emmeloord </Li> <Li> Water Tower Simpelveld in Simpelveld </Li> <Li> Water Tower Hellevoetsluis in Hellevoetsluis </Li> </Ul> <Li> Eindhoven Water Towers in Eindhoven </Li> <Li> Poldertoren in Emmeloord </Li> <Li> Water Tower Simpelveld in Simpelveld </Li>

Why are there so many water towers in the midwest