Construction workers started digging to install a safety feature but ended up stumbling upon the forgotten medieval building.

Construction workers digging up a palace garden in Spain unearthed part of a 900-year ... To their surprise, they stumbled upon the ruins of a forgotten building. It turned out to be a 900-year ...

Outside a palace in southern Spain, construction workers started digging up the garden to install a safety feature. To their surprise, they stumbled upon the ruins of a forgotten building.