Digging up forgotten treasure in grandma's dusty attic sounds like a tale too good to be true.

But for some, that dream has become a reality. The popular PBS television series Antiques Roadshow has earned some local antique owners a small fortune. From art to toys to clothes, people bring in all sorts of goodies to be professionally appraised by experts. Most leave in disappointment, but a lucky bunch have walked away with more than expected.

Here's a look at the 10 most valuable finds on America's Antiques Roadshow.