Pichavaram Mangrove Forest, near Cuddalore in Tamil Nadu, India, is one of the world’s largest mangrove ecosystems. Known for its dense network of waterways and biodiverse flora and fauna, it forms a natural barrier protecting coastal regions and provides a habitat for numerous bird species.

Key facts

• Location: Near Chidambaram, Cuddalore district, Tamil Nadu, India

• Area: About 1,100 hectares

• Formed by: Vellar and Coleroon estuaries

• Best visit time: November to February

• Managed by: Tamil Nadu Forest Department