Rails from France, coaches from Brazil, tunnelling expertise4 from China, labour from eastern India — all to give Chennai a world class public transport system. Meera Srinivasan takes a bird's eye view of the city's metro rail network, expected to be operational by 2014. >Click here for a detailed and high res PDF .
Photos: R. Ragu
Illustration: Satwik Gade
Infographic: Prathap Ravishankar