This fort had 12 m thick walls on the outside but very thin walls on the inside. That way if it was ever taken by an enemy the cannons from the city would be able to fire on the thin wall and hopefully retake it.
A few other pictures from around town as well.もっと詳しく
旅行者 more great history 🙂
旅行者 ♥️♥️♥️
旅行者 ♥️♥️