athos.tresses; others are so large, they resemble small cities. they rise from virgin forests and line the coast, shrouded in mist. there's nothing on this 130- square-mile peninsula other than monasteries and monks. nothing. we expected mt. athos to be a quiet place, but we couldn't have imagined how quiet until we were dropped off here. the silence is only broken by the occasional tapping on a chiseled piece of chestnut. it is a call to prayer, and it started being used here before there were bells. >> father serapion ( translated ): the monks here have one goal, and that is how to get closer to god. >> simon: father serapion wanted us to understand that there is no place on earth closer to heaven than mt. athos. >> serapion: every day, a thousand divine liturgies are celebrated on the peninsula. it's unique in the world, and in the orthodox church. >> simon: exactly what makes it unique? >> serapion: it's the absolute way of life of the monks. >> simon: it's a spartan way of life, but all