According to statistics, in 2012 Kraków was visited by 7.3 million tourists including 2.1 million foreign travelers (over 30% of their grand total).175176 The visitors spent over 2.5 billion złoty in the city (without travel costs and pre-booked accommodations).
Most foreign tourists came from Great Britain (over 25%), with German, French, Spanish, Italian and American visitors closely following.The Kraków tour-guide from the Lesser Poland Visitors Bureau indicated that not all statistics are recorded due to considerable number of those who come, staying in readily available private rooms paid by cash, especially from Eastern Europe.175 The main reasons for visiting the city are: its historical monuments, recreation as well as relatives and friends (placing third in the ranking), religion and business.
There are 120 quality hotels in Kraków (usually about half full) offering 15,485 overnight accommodations.177 The average stay last for about 4 to 7 nights.
The survey conducted among the travelers showed that they enjoyed the city's friendliness most, with 90% of Polish tourists and 87% foreigners stating that they would personally recommend visiting it.175 Źródło: https://en.wikipedia.org/wiki/Krak%C3%B3w#Tourism
The international airport is located in Wrocław - Wrocław ? Copernicus Airport. The A4 motorway and A18 motorway run through Lower Silesia. Lower Silesia is one of the most visited regions in Poland. It is famous for a large number of castles and palaces (more than 100), inter alia: Książ Castle, Czocha Castle, Grodziec castle, Gola Dzierżoniowska Castle.
There is also a lot in the Jelenia Góra valley. The most widely visited city is Wrocław. The Festival of Good Beer is held every year on the second weekend of June. Other highlights: Kłodzko Fortress, Fort Silberberg, Project Riese, Wambierzyce, Legnickie Pole, Oleśnica Mała, Lubiąż Abbey, Krzeszów, Henryków, Vang stave church, Churches of Peace, Mount Ślęża, Table Mountains, Owl Mountains, Karkonosze, The Main Trail Sudetes, Barycz Valley Landscape ParkŹródło: https://en.wikipedia.org/wiki/Lower_Silesia