[hoosiermama]

Great picture. The German farmers in our area are known for their round barns. Very few left. Two were so damaged by severe winds they were unable to be repaired and torn down.
If it’s a tribute to the community it’s a really cool idea

[freepersup]

Thanks. Your theory that round barns begot a round gym may be spot on. Here's a roster of round barns in Iowa. The one I've selected is near Marshalltown.

http://www.dalejtravis.com/barn/barnia.htm

(IA-64-03) N. of Marshalltown, section 11, Taylor Township, Marshall County, IA. IA14 N. 2.3 miles from jct with Marion on the N. side of Marshalltown, W. on 182nd 0.8 miles, N. on Reed 1.2 miles to the barn on the E. side of the road. (6-9-01, N42° 06.325', W92° 55.349')