Hagia Sophia
1,500 year old church turned mosque, the city's defining monument
Two continents, one skyline of domes and minarets
Ranked by how popular they are with visitors
1,500 year old church turned mosque, the city's defining monument
Six minarets and 20,000 blue Iznik tiles inside
The Ottoman sultans' palace with the Harem, treasury and Bosphorus terraces
One of the world's oldest covered markets, 4,000 shops across 60 lanes
Moody 6th century underground reservoir with the Medusa head columns
See palaces, mansions and both continents from the water
Medieval Genoese tower with 360 degree views over the Golden Horn
Fragrant 17th century market for spices, lokum, tea and dried fruit
Sinan's masterpiece with calmer crowds and a terrace view of the Golden Horn
Lavish 19th century waterfront palace with a 4.5 tonne crystal chandelier