DelhiThe national capital is vibrant and beautiful during the Festival of Lights. From Diwali Melas organised at various corners, to drone shows over India Gate. Kolkata is awake all night with colourful, artistic pandals decorating the city besides massive light installation. Light a lamp and enjoy the best of the city's food to mark the day..Udaipur, RajasthanVery few cities celebrate Diwali as beautifully as the City of Lakes.