Beginners Guide to TikTok for Search - Rachel Pearson - We are Tilt __ Bright...
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1. Formation of Indus River Valley
• 2500 BC
• The Indus River Valley formed when the
Pyramids in Egypt were rising.
• It was the first civilization to organize their
cities using the Grid Lock system.
• http://history-world.org/indus_valley.htm