Follow the complete journey of water across Kolkata—from the Hooghly River to the East Kolkata Wetlands. Travel alongside two of Kolkata's historic drainage channels and discover how they continue to influence the city's relationship with water. Explore the history and ecology behind lock gates, canals and pumping stations, with interpretation at key locations and viewpoints. Experience a guided ecological walk around Bantala Lock Gate, where the city's drainage system transitions into the East Kolkata Wetlands. Discover how wastewater, fisheries, biodiversity and livelihoods are intricately connected in one of the world's most remarkable urban wetland systems