Gilles de Rais castle

Château de Tiffauges located here is a castle once owned by Giles de Rais and may have been a place where he murdered a few of the hundreds of children he is suspected of killing.

Gilles de Rais

Gilles de Montmorency-Laval (also known as Gilles de Retz) (1404–1440), Baron de Rais, was a Breton knight, a leader in the French army and a companion-in-arms of Joan of Arc. He is best known by his reputation and conviction as a prolific serial killer of children.

• http://en.wikipedia.org/wiki/Gilles de Rais