Iron Bridge - Credit: Wikimedia Commons
Irumbu Palam (Iron Bridge) in Thrippunithura, Kerala is one of the earliest iron bridges in India. The bridge was built across the Purna River connecting Tripunithura and Poonithura which is part of the present Kochi Municipal Corporation. It was built by the British in 1890 during the reign of Keralavarma V. The bridge, which is still in use is considered as an heritage landmark of the city of Thrippunithura. Read more on Wikipedia
Source: en.wikipedia.org