Istanbul Big Box Essentials:

• No. of players: 2 - 5
• Playing time: 40 - 90 minutes
• Age: 10

Istanbul Big Box - Rules of Play says:

Istanbul: Big Box is the all-in-one package for Istanbul, including the base game as well as both expansions, Mocha & Baksheesh and Letters & Seals. This combination also gives players the option to play on a big 5 x 5 tiles bazaar.