Atlas Obscura
Imashirozuka Kofun in Takatsuki, Japan
The largest ancient kofun tomb in the Yodo River basin, the 6th-century Imashirozuka Kofun is unique in several aspects. It is likely one of the only ancient keyhole mound tombs of a Japanese emperor which one can actually walk around and climb. This is because when it was identified as the probable tomb of Emperor Keitai, the Imperial Household Agency had already assumed that he was buried in…