Andres Canto began digging a hole in his back garden in anger when he was 14, and six years later it's become a shelter comprising of a living room and bedroom almost 10-feet under the surfaceWhen Andres Canto was 14-year-old, he got into a minor argument with his parents when they told him he couldn't go into the local village wearing a tracksuit. In retaliation, he stayed at home and grabbed his grandfather's pickaxe, using it to take out his frustration by angrily attacking the ground in the garden. But Andres' act of petulance bizarrely became an obsession, and six...