It is because of Israel’s Aqwise that visitors to India’s Taj Mahal have drinking water. The Taj Mahal is located in Agra, a city with about 2 million people. Aqwise helped build a water treatment plant, designed to treat 160,000 cubic meters per day, supplying drinking water to the entire city.
http://www.timesofisrael.com/israel-india-ink-new-pacts-on-water-tech/