(Celebration Barn, 120', 2011, IA-52-13) N. of Iowa City, Newport Township, Johnson County, IA. IA1 N. 3.9 miles from jct with I80 exit 246 on the NE side of Iowa City to the bldg on the W. side of the road. (N41 44.371 W91 28.498) Photos by Jack & June Schmidt 6-16-12.