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大地所创造的神秘之心
下田市田牛龙宫窟之所以会形成, 是因为该处的海食洞顶部出现极大塌缩, 打开了直径约4至50米左右的天窗。
所谓的海食洞, 指的是在海岸悬崖边经受海浪侵蚀的洞窟。而在伊豆各地之中, 龙宫窟天窗据说是最大的。
能够从路边的入口走进洞窟, 站在天窗的下方。
洞窟之中安静到只能听得见海浪的声音, 而从天窗照射下来的阳光创造出一个奇幻空间。
洞窟周围的步道已经过整修, 此外还设有一座了望台, 可供人们从正上方眺望洞窟内的风景。
从此处往下望去, 则能够看到一个爱心形状的洞窟。
为此在男女恋爱行程中, 也是一个极具人气的旅游名胜。
