The error coin market has exploded in ways that would make even seasoned collectors' heads spin. What started as casual ...

An 18th century Spanish galleon dubbed the "holy grail of shipwrecks" for its storied cache of 11 million gold and silver ...

The U.S. Treasury Department stopped producing pennies. What does this mean for collectors and the value of the penny? Here's ...

Colombian scientists have recovered the first artifacts from the legendary 300-year-old San José galleon, known as the 'Holy ...