Gilmerton Cove is a mysterious cave system in suburban Edinburgh. For a long time assumed to have been the work of an 18th century blacksmith, it is now emerging that he could not have possibly created the entire system himself. The question that everyone asks, therefore, is who then created the enigmatic structure? ...The Cove is a series of caves, connected by a 40 feet main passageway, with two entrances, and located no more than ten feet underground. ...There are clear signs that the various rooms were once separated from each other by wooden doors. Elsewhere, there is a well...