Backyard Gold Bonanza saddle ridge coin hoard treasure

Saddle Ridge coin sells for $15,000

A treasure trove of unique gold coins unearthed by a California couple out walking their dog has gone on sale, with one coin selling for $15,000 (£8,968) on Tuesday. The coins date from 1847 to 1894 and have been valued at $11 million. Several coins were auctioned at the Old San Francisco Mint at 8:30…