The Great Pyramid of Giza, also called the Pyramid of Khufu or Pyramid of Cheops, is one of the Seven Wonders of the Ancient World and the only one still standing.

📅 When Was It Built?

• Built around 2580–2560 BCE (over 4,500 years ago)
• Constructed during the Old Kingdom of Egypt, 4th Dynasty
• Built for the Pharaoh Khufu (Cheops) as his royal tomb

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🏗️ How Was It Built?

Materials

• About 2.3 million limestone blocks
• Each block weighs 2 to 30 tons

Construction Technique

• Workers used ramps, sledges, and manpower (not slaves; workers were paid laborers)
• Took roughly 20 years to complete

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📐 Structure

• Original height: 146.6 meters (Now ~138.8 m due to erosion)
• Base length: 230.4 meters each side
• Perfect alignment with the North
• Part of a larger funerary complex including:
  • Pyramid of Khafre
  • Pyramid of Menkaure
  • The Great Sphinx
  • Mortuary temples

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🧩 Purpose

• Built as a tomb for Pharaoh Khufu
• Believed to help him travel to the afterlife
• Inside: chambers, tunnels, and the famous King’s Chamber

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🔍 Mysteries

The Great Pyramid is famous for:

• Mathematical precision
• Perfect alignment with stars (especially Orion constellation)
• Engineering techniques still debated today

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🌍 Importance

• UNESCO World Heritage Site
• Oldest and largest pyramid in Egypt
• Symbol of ancient Egyptian engineering & power