Nation A dog was found 500 feet underground months after it vanished into a Missouri cave August 15, 2022August 15, 2022 Camille Fine, USA TODAY Comments Off on A dog was found 500 feet underground months after it vanished into a Missouri cave Rescuers squeezed through tight passageways inside Berome Moore cave in Missouri to get to Abby the dog, who had vanished two months ago.