Mukesh Ambani's Antilia in Mumbai is the most expensive billionaire home in the world, according to Forbes. The 27-story, 400,000-square-foot skyscraper home includes six stories of underground parking, three helicopter pads, and reportedly requires a staff of 600 for upkeep, says Forbes. Antilia's construction cost reportedly ranged between $1 billion (Rs 6,000 crore) and $2 billion (Rs 12,000 crore), it adds. (1$=60 rupees) (Photo: AP).
Here are some of the pricey properties owned by billionaires in Forbes 2014 list.