Trinity Bridge

and Grade I listed. The bridge is predominantly built from Barnack stone, which was quarried at Barnack about 10 miles to the west of Crowland, and presumably transported by boat on the Welland. This bridge has three stairways that converge at the top. Originally it spanned the River Welland and a distributary that flowed through the town, although the rivers were re-routed in the mid-17th century and no longer flow anywhere near the bridge. The bridge was an unusual and economical solution to the crossing of two watercourses at their divergence, reducing the need for three separate bridges to a single structure with three abutments. It was described in 1876, as "stand(ing) at the…