Among the architectural pillars of Zangezour the monastery of Tatev doesn't have its rivals. This used to be wealthiest medieval monastery in Armenia. Besides being a religious center Tatev was also the important strategical center of Syunik kingdom. Being situated on a naturally defended place Tatev monastery has always been an impregnable fortress for alien. In non-stable political conditions the several secret ways in the territory of the fortress led the way to the canyon and served as a link between the monastery and external world.