The colour-coded cities in India

The pink city

Jaipur is known as the 'pink city' due to its pink walls, which were originally painted terracotta rose to welcome Prince Albert in 1876.

The blue city

Jodhpur is known for its painted blue architecture, which is attributed to the caste system and locals' desire to stay cool in the summer heat. The blue paint is also used to set the highest castes apart from the lower ones.

The silver city

Cuttack in Odisha is known for its silver filigree work and ivory and brass filigree work, making it a popular destination for souvenirs.

The white city

Udaipur in Rajasthan is known as the 'White City' due to its gorgeous marble architecture and lakes.