Flights Vienna United States of America

The United States of America is a federation of 50 states in North America, bordered by Canada and Mexico. Alaska lies in the northwest, while Hawaii is located in the Pacific Ocean. The USA ranks as the world’s fourth largest country by both population and area. Its largest cities include New York City, Los Angeles, and Chicago. The climate varies dramatically—from arctic conditions in Alaska to tropical weather in Florida. Spring and autumn are the ideal seasons to visit, when temperatures are mild and the landscapes are especially vibrant.