Topkapi Palace: This is an extraordinary complex of buildings that extends over one of Istanbul's seven hills in a splendid position overlooking the Sea of Marmara and the Golden Horn.
The Treasury: The Treasury, section of the Topkapi Palace Museum is the richest collection of its kind in the world. All the pieces exhibited in the four halls are priceless, original masterpieces.
Suleymaniye Mosque: Designed by the Ottoman's greatest architect, Mimar Sinan, the Suleymaniye dominates the city's Third Hill, just north of Istanbul University, overlooking the Golden Horn.