Greenwich is a city in southeast London, England, on the River Thames. It’s the residence of the Prime Meridian, which is the zero line of longitude.
The pronunciation of Greenwich could be difficult for non-native English audio system. The “i” in “Inexperienced” is pronounced just like the “i” in “ship,” and the “wi” in “wich” is pronounced just like the “wi” in “win.” So, the right pronunciation of Greenwich is “GREEN-itch.”