March 6, 2024: Prime Minister Narendra Modi on Wednesday inaugurated India's first underwater metro tunnel in Kolkata.
The metro tunnel has been built under Kolkata's Hooghly River that will connect Howrah Maidan to Esplanade. The 4.8-km tunnel includes a 1.2-km section, positioned 30 meters below the river.
After the inauguration programme, PM Modi also took a metro ride from Esplanade to Howrah Maidan along with school children.