The fabulous life of Airbnb's Brian Chesky, one of the youngest and richest tech founders in America

Brian Chesky didn't know much about tech before starting Airbnb.

The 35-year-old CEO majored in industrial design in college and dabbled in hockey and bodybuilding in his 20s. But now, he's grown an idea that stemmed from overbooked hotels into a multibillion-dollar startup - and has become one of Silicon Valley's key players in the process.

Here's how the upstate New York native became one of the richest young tech founders in America.