Eighth wonder of the world? The stunning temples secretly carved out below ground by 'paranormal' eccentric

Nestling in the foothills of the Alps in northern Italy, 30 miles from the ancient city of Turin, lies the valley of Valchiusella. Peppered with medieval villages, the hillside scenery is certainly picturesque.

But it is deep underground, buried into the ancient rock, that the region's greatest wonders are concealed

House of secrets: Below this house is the Damanhurian temple which is one of the largest temple complexes in the world

Hall of the Earth: An amazing room built on the 'supernatural' visions of its creator

Light fantastic: The giant glass dome of the Hall of Mirrors

Breathtaking: The miles of tunnels enable air to circulate

Hall of Spheres: Creator Oberto Airaudi based his creation on wonderful visions

Bright window: The window decorations have a church-stained window theme

Hall of mirrors: The hall has a classical Greek feel

Egyptian wall paintings