I came here to say this: the artist’s renderings of the housing and monorail look exactly like the Contemporary resort at EPCOT.
As an aside, Niemeyer's buildings in Brasilia - particularly the cathedral and the palace - are phenomenal pieces of civc architecture.
(1 / time-to-reach-seoul == your house price)
Dubai?
Some wealthy cities look like that from a distance, due to monumental architecture, but the illusion often breaks down at ground level. Dubai, Singapore, etc.