|Chateau de Guedelon, partially completed, showing building techniques|
Residents of Treigny, France are watching this history and architecture come to life. Beginning in 1997, a team of archaeologists and some 50 laborers started building a 13th-century castle in Treigny, called Chateau de Guedelon. But here's the catch: they are building it using only materials and techniques that would have been available to castle builders in the 13th century. The workers even wear period clothing.
You can watch this short YouTube video clip, showing just a few of the many painstaking steps involved in the project: