Introduction to Fisherman's Bastion: Fisherman's Bastion (Halászbástya) was built in 1905. It is a white building with ancient Roman style and unique shape. It was originally a fish market. Later, in order to protect their own interests, fishermen built A white stone city wall about 200 meters long was built on the foundation of the original medieval city wall of Castle Hill for defense. The wall is climbed up by stairs. The top of the city is quite spacious, and there are half-person-high protective walls on both sides. Not far away from the city, there is a round tower like a beacon tower with a pointed top, like a white hat.