According to the WSJ, Airbnb has arranged to raise $1.5 billion, at $25.5 billion valuation. Leading the round were private-equity firm General Atlantic Inc., Hillhouse Capital Group of China and investment firm Tiger Global Management.

Founded in August of 2008 and based in San Francisco, California, Airbnb is a trusted community marketplace for people to list, discover, and book unique accommodations around the world -- online or from a mobile phone. Whether an apartment for a night, a castle for a week, or a villa for a month, Airbnb connects people to unique travel experiences, at any price point, in more than 34,000 cities and 192 countries. And with world-class customer service and a growing community of users, Airbnb is the easiest way for people to monetize their extra space and showcase it to an audience of millions.