Highlights
- Pulicat Lake — India's second-largest brackish lagoon, its Tamil Nadu shore lined with fishing camps and palmyra palms behind the Sriharikota barrier island.
- Pulicat Lake Bird Sanctuary — Winter wetland thick with greater flamingos, pelicans and painted storks, one of the Coromandel coast's most important bird habitats.
- Gummidipoondi — The district's northernmost town and a large industrial estate on the Andhra Pradesh border, a key rail and highway node near the Pulicat lagoon.