One of the noble grapes Sauvignon Blanc is grown just about everywhere. If you drink white wine then you probably drink Sav. Blanc.
Originally from South West France where it is used in Sancerre and Pouilly-Fumé these wines tend to be very dry and herby. Often referred as mineral and nettle flavours.
New world Sav. Blanc led by New Zealand produce far more fruit forward flavours bursting with gooseberry and grapefruit. Although dry they often seem sweet due to their fruitiness.
However both styles of Sav. Blanc can be found in each depending on the methods used to make the wine.
Check out this article by thewinesociety.com to learn more of the flavours to be had by the versatile grape.