No it is not a modern civilization. It is an ANCIENT civilization!
The Indus Valley Civilization (Harappans) had 1. good public wells (they had good water in the wells) 2. good sewer systems (wastewater flowed out to the drains located under the streets and than was...
the fact that the Indus people were so well at trading that the civilizations must have traded with eachother.
It is found in Pakistan (once part of India).
The Harappan Civilization