A map is mandatory if you want to get back to where you started. Walking across the Galata Bridge This traditional Turkish drink vendor is working the Galata bridge. The Suleymaniye Camii mosque is on the horizon. Bosphorus View from Topkai Palace PhotoMann was interested to learn that the Bosphorus is entirely International waters but under the control of Turkey. It was made so by the Montraux Treaty of 1936.
International shipping passes through without hindrance.
The Insight Pocket Guide series of books is my favorite for short stays at any destination. The book highlights the must see destinations in full day and half day itineraries. This includes detailed maps and suggested walking routes. This guide is a must have especially for a short visit. It makes finding things much easier than merely having a bunch of words and a map.