c. 2,550 BCE
Khufu’s pyramid date sits inside this urban phase.
Harappa and other Indus settlements developed extensive urban systems. Earlier regional communities preceded this phase, and settlement histories continued afterwards.
Mature Harappan urban phase
Dates describe the Mature Harappan phase, not the entire Indus tradition.
Harappa excavations · Settlement phasesEgypt and Mesopotamia were only part of a wider landscape of ancient urban life.
Harappa, Giza and Caral: remember several urban worlds in the third millennium BCE.
Compare the whole dated phase. Overlap shows shared time; it does not establish contact or cause.
c. 2,550 BCE
Khufu’s pyramid date sits inside this urban phase.
c. 3,000 BCE – 1,800 BCE · Caral civilisation · approximate span
Another urban tradition across the Pacific.