Take I-35 to 27th Ave West exit (Exit 254).Take 27th Ave West to Superior Street, and make a LEFT on Superior. Continue west on Superior, which doglegs left, magically becoming Michigan Street West. Continue west on Michigan to South 37 1/2 (that's right, 37 and one-half) Ave West. Make a LEFT on 37 1/2 Ave West, and proceed across the I-35 overcrossing. At the end of the viaduct turn LEFT on Oneota Street. Follow Oneota under the abandoned railroad trestle and turn LEFT at the DM&IR sign. As you pass underneath the west DM&IR coal dock trestle, to the right you will see the DM&IR Visitor Parking area right next to the steel observation deck.