【旧天城隧道 (旧天城トンネル)】伊豆市|観光名所

A tunnel on the old Route 414 connecting Izu City and Kawazu Town. Its walls and entrance arch are entirely made of cut stone, making it the longest existing stone tunnel in Japan (445.5 meters). It has also been designated as an Important Cultural Property of Japan.
【修禅寺 奥の院】伊豆市|ジオパーク・自然・ウォーキング

Shuzenji Temple Okunoin is located in the Yufune village, about 5km west of the hot springs. It is also known as the place where Kobo Daishi underwent training when he was 18 years old.
Joren Falls - Izu city, Yugashima|Geopark

静岡県伊豆市に位置する「浄蓮の滝」は、伊豆を代表する名瀑の一つ、日本の滝100選にも入っている浄蓮の滝。