Across the Hooghly Riverin Kolkata, West Bengal.

Is a cantile vertruss bridge constructed entirely by riveting, using no nuts or bolts.

Built between 1937 and 1943, it has a single 450 m span.

It is currently used as a road bridge, but previously had a tram route.

Is 705 m long and 30m wide, supported by two piers, each nearly 90 meters above the road.

An engineering marvel, it expands as much as a meter during a summer day.

Is one of the finest cantilever bridge seen the world -left to India by the British engineers.

Linking Howrah to Kolkata, it is considered the gateway to Kolkata.

Renamed Rabindra Setu after Rabindranath Tagore.

More than 26,500 MT of high-tensile steel went into building this.