India's first underwater train to be operational by 2023 in Kolkata FeaturedPress Release By Petra Löwer On Jul 28, 2022 0 127 Share [ad_1] India’s first underwater train is all set to be fully operational by 2023 in Kolkata. [ad_2] Source link Continue Reading Hoogly Riverkolkatakolkata metro rail corporationUnderwater train 0 127 Share
