Always thought DC fit the criteria for the Mystery City…
Deep Seaport
Built on 7 hills
Corp. of Roman Cath. Bishops formed 1800.
Mystery City = The New Roman Empire where Satan arises from (out of the deep water). Researched many cities that fit Biblical criteria and DC (land was originally Rome, MD) fits them all. Who knows, he could live in DC now? Maybe that's the Swamp that DJT needs to drain, ha.
Yes, what a construction wonder Astana is. Perhaps, "they" plan on ruling the world from there.
Rome, Italy is built on 7 hills, but it is the old Rome and also is not on a great deep seaport.