[ad_1] Prime Minister Narendra Modi inaugurated India’s first under-river metro tunnel in Kolkata today i.e. on 6 March. The metro tunnel has been built under Kolkata’s Hooghly River that will…

[ad_1] India’s first under-river metro tunnel built in Kolkata will be inaugurated by Prime Minister Narendra Modi on 6 March, Railway Minister Ashwini Vaishnaw has informed. While speaking in an…