10 super expensive things owned by the world’s richest billionaires

India’s wealthiest man lives with just four of his family members in a 27-storey edifice named Antilla that occupies a staggering 400,000 square feet. Not to speak of the three helipads, a ballroom, six underground parking levels and nine elevators the structure embraces. The house cost Mukesh Ambani a whopping $1 billion.