The second tour route includes the Wallenstein museum with its historical collections of military arsenal, porcelain, antiques and musical instruments. The museum consequently leads to the Billiards wing which focuses on some of the real former residents of Duchcov Castle, especially the most famous one – Giacomo Casanova, a globe-trotter and a widely known lover.
This tour reminds the collections of the original owners of the Waldstein family in the six rooms of the northern wing of the chateau, where the restored castle museum is. The second part of the guided tour is the Biliar Wing, where is an exposition commemorating the 13-year stay of Giacomo Casanova. This part of the tour is a ceremonial staircase, anteroom, corridor with exhibition of 17th and 18th century graphics and newly installed hunting trophies, Valdstejn Museum (Military Armory, Cabinet of Hunting, Ceramics Cabinet, Porcelain and Faience, Cabinet of Curiosities, Art and Antiquities, Music Cabinet Historical Cabinet), Billiard Hall, Chateau Staff Room (painter's room, Count and Servant) and Casanova's room, who spent the last thirteen years of his life in the chateau (Venice Room, Bedroom, Parisian Lounge, Chateau Library).