19th century BC in architecture
See also: other events of the 19th century BC, 18th century BC in architecture, and the timeline of architecture.
Buildings and structures
gollark: No.
gollark: Maybe RSA or something?
gollark: Very slowly.
gollark: I mean, if you want something based on prime numbers, then I guess you can make that work manually.
gollark: Kind of.
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