Iga-Ueno Castle

Rising above the legendary birthplace of ninja culture, Iga-Ueno Castle boasts Japan's tallest stone walls at an impressive 30 meters high. The elegant white-walled castle keep, reconstructed in 1935 using traditional methods, houses artifacts from the region's feudal past. Combined with the adjacent Ninja Museum where visitors can explore hidden doors and secret passages, this hilltop fortress offers an immersive journey into the shadowy world of Japan's most famous covert warriors.