The Kolkata metro, the first ever metro in India, achieved another historic first - by becoming the first ever metro in India to ply underwater. The metro took its maiden route on a 520 metre tunnel 13 metres under the Hooghly River, connecting Howrah Maidan to Salt Lake Sector V.
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- Sima AhmedThe trial runs will continue for 2-3 months .. and then only will be cleared for public...
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- 1 year ago
- Prasad DivyaWould have been better if there was hard glass tunnel too ..so that we can how it looks underwater ..I'm just saying
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- 1 year ago