Episode 4: Hagia Sophia - Ayasofya —Is it Hagia Sophia or Ayasofya? How is it pronounced? —How many other 1500-year-old intact and still functioning monuments can you show from around the world? —A typical Byzantine monument? No. —How many times was it built? —Who killed 30.000 people? —World's largest temple for a minimum of 1000 years. —How was it converted into a mosque? —Mosaics of Ayasofya —Marble techniques —Prior knowledge of flying buttresses —Where to eat when you are there