2. Antilia – Mumbai, India – 400,000 square feet
In the second place of the top 10 of the biggest houses in the world we find Antilia, based in Mumbai, India. The big house was made by Mukesh Ambani, a capitalist who dreamed of building his personal skyscraper. Considered as the second largest private residence in the world, its value is $1 billion. The building boasts a unique architecture, with each floor designed differently and using different materials. Moreover, each floor has its purpose, according to the philosophy of Vastu shastra, the traditional Hindu art of building houses.