NEW YORK, May 31 -- WarnerMedia, a media and entertainment company, issued the following news release on May 30, 2024: Global adventurer Josh Gates explores some of the biggest mysteries yet when EXPEDITION UNKNOWN returns on Wednesday, June 19 at 9PM ET/PT on Discovery Channel. In the two-part season premiere, Josh is on the hunt for the lost tomb of Alexander the Great, the conqueror who ruled over one of the largest empires in history until his untimely demise. His treasure-laden tomb has b  more