Kolkata metro runs under Hooghly river for the first time | Watch India's engineering marvel

Name: Kolkata metro runs under Hooghly river for the first time | Watch India's engineering marvel
Uploaded: 2023-04-13T17:22:04+05:30
Duration: 3 min 15 s
Channel: Hindustan Times
Description: Kolkata Metro touched a major milestone on Wednesday. In a first in India, the Kolkata Metro ran through the tunnel under the Hooghly River.