Czech Republic: By Ervinpospisil at cs.wikipedia, CC BY-SA 2.5
Hungary: By Adrian Grycuk – Own work, CC BY-SA 3.0 pl
Poland: By Szczebrzeszynski – Self-photographed, Public Domain
Slovakia: By Vincent Eisfeld – Own work, CC BY-SA 4.0
Czech Republic: By Ervinpospisil at cs.wikipedia, CC BY-SA 2.5
Hungary: By Adrian Grycuk – Own work, CC BY-SA 3.0 pl
Poland: By Szczebrzeszynski – Self-photographed, Public Domain
Slovakia: By Vincent Eisfeld – Own work, CC BY-SA 4.0
