A $100 million coin collection hidden underground for 50 years is heading to auction in a historic multi-year sale.

A vast coin collection, much of which was buried underground for more than 50 years, is expected to fetch in excess of $100 ...

Made up of 348.5 grams of fine gold, it is one of the largest ... retrieved by the collector’s heirs, the coins were stored in a bank vault and later presented to the auction house for sale.