Kolkata Metro becomes India’s first metro train to run under river
Kolkata Metro becomes India’s first metro train to run under river: Kolkata Metro has reached a historic milestone by becoming India’s first metro train system to complete an under-river voyage. The metro rakes travelled via an underwater tunnel beneath the Hooghly river, with the general manager, P Uday Kumar Reddy, riding in rake No. MR-612 […]
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