Subterranean Twin Cities

We tend to send things underground that we are not interested in ever seeing again. Sewage. Garbage. In the past, we have used the underground to age such provisions as cheese and beer. In Subterranean Twin Cities, geologist, historian, and urban speleologist Greg Brick takes us on an adventurous, educational, and—thankfully—sanitary tour beneath the streets and into the myriad tunnels, caves, and industrial spaces that make u...