A California couple visited a state park in Arkansas and made an amazing discovery -- a massive 4.38-carat diamond.

A rookie treasure hunter using his new metal detector for the first time has unearthed one of the largest ever hauls of pre-Viking gold.

Hundreds of rare gold coins found in the walls of a remote French mansion go under the hammer this month.

For Andy Swanger, it started as a fun reason to get outdoors when a coworker asked if he wanted to help him find some treasure.