Can you help us solve another mystery at the Keyhole House? We invited some professional metal detectorists to visit. Will, Jeff, and Eric are the Digging Dudes @thediggingdudes. They are very passionate about history, and they unearthed some incredible artifacts. A penny was the first discovery followed by another penny, a survey marker which was likely hammered into the ground in 1875, a vintage airplane button, a pocketknife, a motorcycle, a Canadian General Service military button, a key to