Water Realms

"Surveys water management and technologies in ancient societies. From the flushing toilets of ancient Crete to the qanats of Persia, aqueducts of Rome, cascading tank systems of Sri Lanka and the great baths of the Indus Valley to the eel traps of southern Australia, ancients on all continents were managing water in unique ways ... We need to appreciate the ingenious methods of our ancestors in order to preserve our precious drinking water for future generations"--Publisher marketing.