Vienna is one of the states of Austria and also the capital of the country. In total Austria has nine states. The population of the city is approximately 1.7 million. It is considered as the country's primary city because of the fact that not only is it the capital of Republic of Austria but also it is the largest city in the country. According to statistics Vienna was included in the list of the cities which are given the designation of UNESCO World Heritage Site. Inside Vienna people enjoy a quality life as the city is very secure and has a very healthy environment.