In Search of the Topkapi Dagger Discover and explore Istanbul on the tracks of Topkapi. Experience the film story again in search of the Topkapi dagger. Spies in the bazaar, informants in the streets and alleyways, and the Sultan awaiting the finding of his dagger - all fragments of a story which will end in Seraglio at the invitation of the Sultan. The grand finale shows the mystery solved in Turkish splendour.