Dr. C. Walton Lillehei was a world-famous professor of surgery at the University of Minnesota and an innovator in the field of open-heart surgery. He participated in the world's first successful open-heart operation, developed techniques and devices that made open-heart surgery more successful, and pioneered the use of pacemakers and artificial heart valves.

Seminary Fen is located between the cities of Chaska and Chanhassen, just across the river from Shakopee. In the twenty-first century, the site is a rare wetland, but the site was used long before the state Department of Natural Resources (DNR) took control in 2008.