Houshin Engi - Vol. 19 Ch. 165 - The Signpost of History 1 - Sandcastle

[MangaDex]

 

[PyroclasticFlow]

I never finished this series after losing track of it when snoopycool was originally scanlating it and am only just now doing so. but either back then or now, I don't think I would have ever predicted Ancient Aliens as a core plotline