Overview:
The Visa Waiver Program (VWP) is a program of the United States Government which allows citizens of participating countries to travel to the United States for tourism or business for stays of 90 days or less without obtaining a visa. The program is for visitor B visa purposes only.
As of Noverment 3, 2011, thirty countries in Europe, four countries in Asia(Brunei, Japan, South Korea and Singapore) and two countries in Oceania(Australia and New Zealand) are on State Department Visa Waiver Country List.