Often, the first structure built by Finnish immigrants to Minnesota was a sauna. That was the case with the Barberg-Selvälä-Salmonson sauna in Cokato—the oldest savusauna, or smoke sauna, still existing in Minnesota and likely in the United States.

Architect Cass Gilbert’s best-known work is the Woolworth Building in New York City, completed in 1913. From 1882 to 1898, however, Gilbert was based in Minnesota, where he designed houses, churches, office buildings, and, most notably, the third Minnesota State Capitol, commissioned in 1895 and completed ten years later.

The 1909 Casiville Bullard House in St. Paul is a rare example of a house built and owned by an African American skilled laborer in the early twentieth century in Minnesota. It was placed on the National Register of Historic Places in 1997 in recognition of its significance.