
Atagoyama horizontal tombs, a mixture of ancient and modern holes, and the remains of Atagoshita Water Power Station [Miyagi Prefecture Sen...
Table of Contents 1 The true identity of the hole is a group of horizontal tombs built around the 7th and 8th centuries 2 "Atago Shimo Hydroelectric Power Plant" that was operating from the Taisho to the Showa era 2.1 Atago Mountain Horizon...