Nunna, Sauna and Kuldjala Towers (Town Wall), Tallinn (must see)

The Nunna, Sauna, and Kuldjala Towers are three of the remaining 26 towers that surround the Old Town of Tallinn. In the late 14th century, a massive project was started to build a fortified wall around the city to protect against invaders. By the 16th Century, the walls were raised to sixteen meters high with a thickness of 3 to 4 meters. This made it possible to defend against canon fire. During the 16th century, Tallinn was one of the most fortified cities in the entire world. The wall stretched 4 kilometers around old Tallinn.

These three towers are among the few that are still open to the general public. Visitors can come and walk through all three. In addition, there are some connection paths that are adjacent to the historic standing walls. It gives you a real sense of what the old town was like. Climbing the towers also gives you a great view of the city. You can imagine what it was like to be a guard on the towers. Admission is free.