Oedipus killed King Laius at a place "where three roads meet," or a triple crossroad. Typically, crossroads symbolize a choice to be made. Yet because the murder of Laius occurred in the distant past. Oedipus's choice has already been made, and so the triple crossroads becomes a symbol not of choice but of fate.
Triple crossroad Symbol Timeline in Oedipus Rex
The timeline below shows where the symbol Triple crossroad appears in Oedipus Rex. The colored dots and icons indicate which themes are associated with that appearance.