Union Bridge - Credit: Wikimedia Commons
The Union Chain Bridge or Union Bridge is a suspension bridge that spans the River Tweed between Horncliffe, Northumberland, England and Fishwick, Berwickshire, Scotland. It is upstream of Berwick-upon-Tweed. When it opened in 1820 it was the longest wrought iron suspension bridge in the world with a span of , and the first vehicular bridge of its type in the United Kingdom. Although work started on the Menai Suspension Bridge first, the Union Bridge was completed first. The suspension bridge, which is a Category A listed building in Scotland, is now the oldest to be still carrying road traffic. Read more on Wikipedia
Source: en.wikipedia.org