Avoncliff Aqueduct

Avoncliff Aqueduct carries the Kennet and Avon Canal over the River Avon and the Bath to Westbury railway, at Avoncliff in Wiltshire, England, about 1+1⁄2 miles west of Bradford-on-Avon. It was built by John Rennie and chief engineer John Thomas, between 1797 and 1801. It is a Grade II* listed structure.During construction, stone from a local quarry was used which split when affected by frost.

Source: Wikipedia