The 20 most common hobbies of the richest people in the world

Don Arnold/Getty When rich people have free time, they have the means for extravagant hobbies, whether it's collecting classic cars or jet-setting across the globe. But the most common hobby they pursue isn't a gaudy display of wealth — it's philanthropy. In a new report from Wealth-X, a market research firm thatfocuseson ultra-high net worth (UHNW) individuals, we get a peek at the top passions, interests, and hobbiesof people with $30 million or more in assets. Philanthropy proved the most p...