Explore the legendary Krakow Wawel Dragon's Den on this exciting tour! Visit the historic Wawel Castle, the former residence of Polish royalty, and learn about the famous legend of the Wawel Dragon. See the Dragon's Den, the cave where the dragon is
From Wikipedia
Wawel Dragon Statue is a monument at the foot of the Wawel Hill in Kraków, Poland, in front of the Wawel Dragon's den, dedicated to the mythical Wawel Dragon. Installed in 1972, the statue is capable of letting out fire from its mouth on demand. Usually it does so every 15 minutes.