(34th century BC - 33rd century BC - 32nd century BC - other centuries) (35th century BC - 34th century BC - 33rd century BC - other centuries) (5th millennium BC - 4th millennium BC - 3rd millennium BC) Events Stage IIIa2 of the Naqada culture in Egypt (dated in 1998) Significant persons 3322 BC - Fu Hsi, legendary ruler of China, was born (according to James Legge). ... (33rd century BC - 32nd century BC - 31st century BC - other centuries) (5th millennium BC - 4th millennium BC - 3rd millennium BC) Events Varna nekropol: The oldest gold in the world found near Varna lake. ... These pages contain the trends of millennia and centuries. ...

(5th millennium BC - 4th millennium BC - 3rd millennium BC) // Events 4860 BC - Mount Mazama in Oregon collapses, forming a caldera that later fills with water and becomes Crater Lake, the deepest lake in the United States. ... (5th millennium BC – 4th millennium BC – 3rd millennium BC - other millennia) // Events Sumerian city of Ur in Mesopotamia (40th century BC); Sumerian hegemony in Mesopotamia, with the invention of writing, base-60 mathematics, astronomy and astrology, civil law, complex hydrology, the sailboat, the wheel, and the potters wheel, 4000... (4th millennium BC – 3rd millennium BC – 2nd millennium BC – other millennia) // Events The 3rd millennium BC represents the beginning of factual history, since it is the first time we do have real names to name and detailed stories to tell. ...

Events

• Unification of the first Ancient Egyptian state, marking the beginning of the Ancient Egyptian civilization.
• Ancient Egypt begin using clay, bone & ivory tags to label boxes. This is possibly the oldest writing in existence.
• Major climate shift possibly due to shift in solar activity. Glaciers expand, covering plants. Atmospheric temperatures fall to lowest levels.
• Sahara changes from a habitable region into a barren desert.
• Indus Valley civilization (also known as Harappan civilization or Sindu-Sarasvati civilization) began in Harappa

Khafres Pyramid (4th dynasty) and Great Sphinx of Giza (c. ... Khafres Pyramid (4th dynasty) and Great Sphinx of Giza (c. ... The Gay Head cliffs in Marthas Vineyard are made almost entirely of natural clays. ... Grays illustration of a human femur, a typically recognized bone. ... An elaborately carved ivory decoration Ivory is a hard, white, opaque substance that is the bulk of the teeth and tusks of animals such as the elephant, hippopotamus, walrus, mammoth, narwhal, etc. ... (5th millennium BC – 4th millennium BC – 3rd millennium BC - other millennia) // Events Sumerian city of Ur in Mesopotamia (40th century BC); Sumerian hegemony in Mesopotamia, with the invention of writing, base-60 mathematics, astronomy and astrology, civil law, complex hydrology, the sailboat, the wheel, and the potters wheel, 4000... The Sun is the star at the center of Earths solar system. ... Aletsch glacier, Switzerland A glacier is a large, long-lasting river of ice that is formed on land and moves in response to gravity. ... Desert view in Saudi Arabia. ... The Indus Valley Civilization (3300–1500 BCE) was an ancient civilization thriving along the Indus River and the Ghaggar-Hakra River in what is now Pakistan and Northern India. ... Conception of ancient Harappas Mound E Gateway [1] Harappa is a city in Punjab, northeast Pakistan, located beside a former course of the Ravi River; about 35km southwest of Sahiwal. ...

Significant persons

Inventions, discoveries, introductions