But just a few miles from Guédelon, in the village of Moutiers, is the Church of St Peter ... great hall to the toilets. Medieval castles were not bare stone inside like today's ruins.

The 11 medieval monolithic cave churches of this 13th-century 'New Jerusalem' are situated ... and other locations need to be monitored. Serious degradation of the paintings inside the churches has ...

sits St Lawrence's church. Its medieval stone structure, partially hidden in a wooded valley, is being slowly reclaimed by nature. Inside, it's cold and dank. The pews are covered in mould and ...