Cranganore Fort

Cranganore Fort, also known as Fortaleza da São Tomé or Kottapuram Fort, is a historic military installation located in Kodungallur within the Thrissur District of Kerala, India. Constructed in 1523 by the Portuguese Empire under the supervision of Pedro Álvares Cabral, the structure was named in honor of Thomas the Apostle. Built primarily from laterite stone with walls reaching eighteen feet in thickness, the fort was strategically positioned at the entrance of the Periyar River before it meets the Arabian Sea. This location allowed its occupants to effectively control maritime traffic and trade routes accessing the ancient port of Kodungallur. The site was significantly enlarged in 1565 to bolster its defensive capabilities during a period of intense colonial competition.

The fort holds considerable historical significance due to its changing hands among major global powers. After serving as a Portuguese stronghold for over a century, it was captured by the Dutch East India Company in 1663 following a fierce struggle, after which much of the original structure was destroyed. It subsequently came under British control before eventually becoming part of independent India. The site also played a role in regional defense as part of the Nedumkotta line built by Travancore to resist invasions by Tipu Sultan. Today, the fort is owned by the Government of Kerala and is open to the public. Although mostly demolished over the centuries, remaining structural elements and relics serve as a testament to its layered past, with memorial pillars erected by the Department of Archaeology of Travancore preserving its memory for visitors.