Salt mine in the Wieliczka it is the largest mining unit on Polish land. He/she is serving as the museum. He is counting over 700 years. He is one of the oldest mines in Europe. Saint Kinga's chapel is a centre-piece. He is delighting with altars forged in the salt and low relieves. Miners, Józef and Tomasz Markowscy are their authors. Inside they are: - underground chapels - excavations with beautiful with lining wooden - salty lakelets - numerous former tools - machines and mining devices.