A pontoon bridge crosses the Hooghly
Before the present bridge, a floating pontoon bridge handled the crossing. River traffic and increasing urban movement made a more permanent solution necessary.
Looking closer…
Move from a river crossing problem to one of Kolkata’s most recognizable pieces of infrastructure.
Before the present bridge, a floating pontoon bridge handled the crossing. River traffic and increasing urban movement made a more permanent solution necessary.
Aha will show a draggable historical comparison here only when a sourced archival image and a sourced current view are available. Until then, the dated record stays textual and verifiable.
Maps reveal position. Satellite imagery reveals the present landscape. Historical imagery is labeled separately because coverage varies.
Start with the source record behind this Aha.
Inspect evidence ↗mapPut the historical sequence back into its modern geography.
Inspect evidence ↗satelliteInspect the present landscape in Google Earth. Historical imagery availability varies by location and date.
Inspect evidence ↗mediaFerry Howrah Bridge.jpg · CC BY-SA 4.0
Inspect evidence ↗mediaHowrah Bridge-1945 02.jpg · CC BY-SA 3.0
Inspect evidence ↗mediaHowrah Bridge 02.jpg · CC BY-SA 3.0
Inspect evidence ↗mediaHowrah Bridge Act, 1871.jpg · Public domain
Inspect evidence ↗Aha distinguishes dated historical records, reusable archival media, present-day maps and satellite context. A historical image is never labeled as ‘Then’ unless a source is attached.