Isn't an aqueduct the other way round?
Like transporting water from a natural river, and not building a water bridge of an existing river over a road?

Honest question, because I only associated it with providing water for cities and not to provide boats with pathways.

But yeah. Petty condescending comment, and you're not even right.

It's a tunnel. It's just shorter than most.

I hear the ancient Egyptians invented Christmas