Take a full-day guided tour to eastern Serbia and discover the most interesting historical attractions of this region along the Danube River. Enjoy pickup and drop-off in Belgrade. After pickup in Belgrade, begin your historical adventure by heading to the Golubac Fortress, located at the entrance to the Iron Gate, the longest gorge in Europe and the widest flow of the Danube. Upon arrival, admire the impressive fortress, which was the among top 3 location choices for the filming of the "Game of Thrones" series. Explore Golubac's visitor center, palace, and towers. Walk along the Danube and enjoy beautiful views. After Golubac fortress, short drive to Golubac town, where our speed boat departs. Speedboat is going around the fortress and on Danube's widest point along with entrance to Iron Gates. After speed boat ride, free time for lunch in local restaurant in Golubac town. Our mini vans for tours are comfortable, well-maintained, ensuring a pleasant and reliable travel experience.