is marked by Hindu cultural centres like Haridwar, Prayagraj, Ayodhya. It also represents the synthesis of Indo- Islamic culture. They also support tourist and pilgrimage centres.
Rivers in Plains are perennial in nature and are suitable for round the year navigation.
Extensive are under irrigation.
The entire plain except the Thar Desert, has a close network of roads and railways which has led to large scale industrialization and urbanization.