My traveling sister Ilze and I spent 4 days in Istanbul in September 2014. We are the kind of travellers who prefer to wander the streets without a plan. We feel that our unplanned ways allow us to discover new things. Istanbul is a beautiful city with a lot of culture. It is one of the few cities I have visited where I couldn’t stop taking pictures. It’s seriously a vibrant place. The suggestions below are based on our discoveries. Happy Traveling! Accommodation: We stayed at the Hotel Ada Karakoy and I…