Man buys Martin Johnson Heade painting for $ 5 and sells it for $ 1.2 million . Woman with metal detector and crucifix valued at more than $ 63,000 . So he hopped on the Internet to do some research and soon realized he had purchased one of only 200 official copies of the Declaration of Independence commissioned by John Quincy Adams in 1820 . The park is the only city park in the world that 's open to the public . Possible Jackson Pollock painting bought for $ 5 could be worth $ 100 million .
Man buys Martin Johnson Heade painting for $ 5 and sells it for $ 1.2 million . Woman with metal detector and crucifix valued at more than $ 63,000 . The park is the only city park in the world that 's open to the public . Possible Jackson Pollock painting bought for $ 5 could be worth $ 100 million .