Fascinating Facts About Indus Valley Civilization - People of Indus Valley Civilization traded goods and they were first to use wheel transport. The most interesting thing they produced were the “seals” which they used as the identification markers on their goods and clay tablets. The seals contain their written language and many interesting designs of creatures, animals and people (mainly gods?).
The 10 Harappan alphabets/signs found at the Northern Gate of the ancient Indus Valley Civilization city of Dholavira. Each of these are up to 37 cm high and are thought to have been hung as a 'Banner' on the city gate. 2100 BCE