Kolkata's Groundbreaking Underwater Metro Tunnel Set for Completion by 2023
Kolkata is on the verge of achieving a remarkable technological feat with the completion of India's first underwater metro tunnel by 2023. The tunnel, part of the Kolkata East-West Metro line, will link Howrah and Kolkata, significantly reducing travel time and costs for commuters. Spanning 520 meters under the Hooghly River, this project represents a huge leap in India’s transportation infrastructure.