Where is The Vitruvian Man , the drawing created by Leonardo da Vinci kept ?
Vitruvian Man , created by Leonardo da Vinci around the year 1492 , is based on the theories of the man after which the drawing takes its name , Vitruvius , who in " De Architectura : The Planning of Temples " ( c. I BC ) pointed that the planning of temples depends on symmetry , which must be based on the perfect proportions of the human body .