The world's first great civilizations dominate the Near East and Northeast Africa.
Cities, writing, organized religion, taxation, and monumental architecture are well established.
Bronze is the dominant metal for tools and weapons.
Khafre and later rulers of Egypt's Fourth Dynasty oversee the height of Old Kingdom power.
Construction of the Great Pyramids at Giza is nearing completion.
The Great Sphinx likely dates to this general era.
Memphis serves as Egypt's royal capital.
Independent city-states such as Ur, Uruk, Lagash, and Nippur flourish.
Cuneiform writing is widely used.
Massive stepped temples (ziggurats) dominate city skylines.
Priests and kings share political authority.
Cities such as Mohenjo-daro and Harappa are among the largest urban centers on Earth.
Sophisticated drainage systems and city planning demonstrate remarkable engineering.
Their writing system remains undeciphered.
Neolithic cultures continue developing along the Yellow River.
Bronze technology is beginning to emerge in some regions.
China's first historically recognized dynasties are still centuries away.
Early agricultural societies continue developing.
Monumental civilizations such as the Olmec and Maya have not yet appeared.
Maize cultivation continues spreading through parts of Mesoamerica.
This predates Abraham by several centuries according to traditional biblical chronology.
The patriarchs, Exodus, monarchy, and temples all lie in the future.
Humanity is remembered primarily through Genesis traditions.
Old Kingdom Egypt
Sumerian city-states
Elam
Akkad emerging in northern Mesopotamia
Indus Valley Civilization
Writing
Bronze metallurgy
Large-scale irrigation
Sailing vessels
Wheel and carts
Mathematics for surveying and taxation
Solar calendars
Great Pyramid of Giza
Great Sphinx of Giza
Ziggurats of Sumer
Planned cities of Mohenjo-daro and Harappa
If you stood in 2500 BC, you would witness humanity's first great age of civilization. The pyramids of Egypt would still be under construction or newly completed, Sumerian scribes would be recording history on clay tablets, and some of the world's earliest cities would already be thousands of acres in size. Greece, Rome, Israel, the Persian Empire, the Buddha, Confucius, Alexander the Great, and Jesus all belong to a future more than a millennium away.