African Humid Period: Ancient Waterways at Giza. Giza sites built along extinct Nile branch called the Ahramat branch Ahramat branch was up to half a mile wide (260m) African Humid Period: 14,500 to 5,000 years ago with 300-920mm annual rainfall

Giza sits along the extinct Ahramat branch of the Nile—up to 260m wide. The African Humid Period (14,500-5,000 years ago) brought 300-920mm annual rainfall. The Sahara was savannah, not desert. The Old Kingdom (2700 BC) began centuries after this period ended 🌊

Key facts verified:

• Ahramat branch confirmed by E. Ghoneim et al. (2024) in Nature

• Branch was 64km long

• Multiple pyramids aligned along this extinct branch

Key Facts

  • Giza sites built along extinct Nile branch called the Ahramat branch
  • Ahramat branch was up to half a mile wide (260m)
  • African Humid Period: 14,500 to 5,000 years ago with 300-920mm annual rainfall
  • Sahara was savannah, not desert, during this period
  • Old Kingdom (2700 BC) came hundreds of years after this period ended
  • This challenges mainstream dating of pyramid construction

Related site: Giza Necropolis — view location, images, and history on the Ancient Nerds map.