www.golyama_jelyazna.selo.bg

www.troyan-bg.com

www.troyan.com

www.manastir359.com/troianski-manastir/

www.tourism-bg.net/obekti/33_saeva_dupka.html

www.troyanmuseum.com

http://razhodka.com/2010/06/selo-golqma-jelezna/

 

 

.