A rare look inside the West Point Mint's massive gold vaults and coin operations

About an hour and a half's drive north from New York City lies a treasure -- the gold kind. But it's not one that you can go and find.

In fact, you can't get anywhere near it. Because this treasure belongs to the United States Treasury.

Nearly a quarter of the U.S. government's gold sits beneath a windowless building on the campus at West Point.

A rare look inside the West Point Mint's massive gold vaults and coin operations