Cascade Creek was named after a waterfall in the W 7th St neighborhood of St. Paul. The stream was most famously associated with Ayd Mill.
Via Dana DeMaster and Than Tibbets’ Twitter conversation, here is a map of a mysterious and unknown subterranean engineering feature in Saint Paul, Minnesota’s weirdest city in some ways. Here is your map. The “sand rock tunnels” are in yellow. [.pdf is here.] The initial query came from yet another West 7th Street rumor: […]