Fortress Guedelon (Long-term Documentary), France, 2008 (09)Owner Reinhard Kungel Typ Video Id RKL006435experimenttourist destinationMiddle AgesYonneFranceGuédelon CastleBourgogne-Franche-ComtéTreigny2008High Middle Agescolorcastletourist attractionexperimental archaeologylong-term experiment13th century