Groundbreaking productions in natural settings included the Straszny Dwór opera performance at the Renaissance Courtyard of the Niepołomice Castle in 2002 and 2003; Madame Butterfly was staged in the depths of the centuries-old Wieliczka Salt Mine in 2003, while Tosca by Puccini and Straszny Dwór (The Haunted Manor) by Stanisław Moniuszko were performed against the arresting background of the Wawel Royal Castle in 2005.
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It managed salt mines and salt works in two neighboring towns (known as the Royal Salt Mines collectively), Wieliczka Salt Mine in Wieliczka and Bochnia Salt Mine in Bochnia (city rights, 1253), as well as river salt ports on Vistula and, only in 17th century, a salt work in Dobiegniewo.