Send the following on WhatsApp
Continue to ChatWorld’s longest (57 km) and deepest railway tunnel is opened in_______? https://pastmcqs.pk/worlds-longest-57-km-and-deepest-railway-tunnel-is-opened-in_______/
World’s longest (57 km) and deepest railway tunnel is opened in_______? https://pastmcqs.pk/worlds-longest-57-km-and-deepest-railway-tunnel-is-opened-in_______/