On this date in Minnesota history: July 17

July 17, 1986 – Designed by Clarence W. Wigington, the nation's first African-American municipal architect, the Highland Park Water Tower in St. Paul, was named to the National Register of Historic Places on this date.

http://en.wikipedia.org/wiki/National_Register_of_Historic_Places_listings_in_Ramsey_County,_Minnesota

http://en.wikipedia.org/wiki/Highland_Park_Tower

Highland Park Water Tower, St. Paul, Minn.

Photo taken by Pamela J. Erickson. Released into the public domain July 16, 2013, 

as long as acknowledgement included.