Rashtrapati Bhavan took 17 years to build, has 340 rooms
The Rashtrapati Bhavan, the residence of India's President, took 17 years to finish building, and was earlier the Viceroy's House. The complex has a total of 340 rooms, spread over four floors, and an area of 2,00,000 square feet. A part of the complex are the Mughal Gardens, one of the world's best rose gardens with over 150 varieties.