Architectural drawing of the Minnesota Building, c.1928.

The Minnesota Building, 2009. Photograph by Thomas R. Zahn.

Bird's-eye view of Paisley Park complex, Bing Maps, 2016.

Close-up view of relief sculptures by John Stewart on elevator doors inside the St. Paul City Hall and Ramsey County Courthouse.

Close-up view of relief sculptures by John Stewart on elevator doors inside the St. Paul City Hall and Ramsey County Courthouse. Photographed by Paul Nelson on April 24, 2014.

One of the panels of Lee Lawrie's "Voice of the People" relief sculpture flanking the south entrance doors of the St. Paul City Hall and Ramsey County Courthouse. Photographed by Paul Nelson on April 13, 2008.

One of the panels of Lee Lawrie's "Voice of the People" relief sculpture flanking the south entrance doors of the St. Paul City Hall and Ramsey County Courthouse. Photographed by Paul Nelson on April 13, 2008.

One of the panels of Lee Lawrie's "Voice of the People" relief sculpture over the north entrance of the St. Paul City Hall and Ramsey County Courthouse. Photographed by Paul Nelson on June 1, 2008.

Close-up view of a panel of bleu belge marble in the St. Paul City Hall and Ramsey County Courthouse's Memorial Hall. Photographed by Paul Nelson on September 4, 2007.