The 3-hour guided tour of Tallinn. Tallinn is one of the oldest capitals in Europe with its wonderful Old Town, which is one of the best-preserved medieval walled cities in Europe. During the visit through the streets of the historic center, you will see Toompea Castle, the Alexander Nevsky Orthodox Cathedral (in the upper town), typical medieval houses, St. Nicholas Church, the Town Hall (in the lower town), and the wonders of the historic center
