Wabash and Erie Canal Culvert #100 - Credit: Wikimedia Commons
Wabash and Erie Canal Culvert #100, also known as Burnett's Creek Arch and County Bridge #181, is a historic culvert built for the Wabash and Erie Canal and located at Adams Township, Carroll County, Indiana. It was built in 1840, and is a semicircular span measuring 20 feet long, 10 feet high, and 87 feet, 6 inches wide. It is constructed of limestone slabs. The culvert now supports a county roadway. Note: This includes and Accompanying photographs. Read more on Wikipedia
Source: en.wikipedia.org