Cool brick wall photo background

Hey everyone!  I just found the COOLEST thing!  Check out this brick wall with sheet music printed on it.  It is apparently in Minneapolis, although I'm not sure where specifically.  I have a couple friends in the city and I would love to take a trip down there to visit and find this wall!  Here's a picture of my friend Mara (a Rivier graduate!) standing in front of the wall looking super cool: