Iwashita cave is located in the sandstone outcrop […] Historic Sites / 史跡 See/観光 【Sasebo Sightseeing】Iwashita cave: Historical site discovered by J.H. students｜ 中学生が発見した岩下洞穴：長崎県指定の史跡
Kushinohama Dike in Kuroshima Island is a natural […] Historic Sites / 史跡 See/観光 【Kushinohama Dike in Kuroshima Island: Natural treasure/Designated by Nagasaki Pref./ …
