Zvolen lies at the confluence of the rivers Hron and Slatina and is one of the oldest cities in Slovakia. The city was established under Pustý hrad castle - power center of the wider surroundings up to 14 century. Among the most famous monuments is included the Renaissance Zvolen Castle. The biggest attractions of the castle is a valuable hall with 78 ceiling portraits of Roman and Habsburg emperors. During the summer festival Zvolenská zámocké dni takes place. On Zvolen square, which is one of the largest in Central Europe, is located a Gothic church from the 14th century, but also building os the Theatre of J. G. Tajovský. Zvolen is the seat of Technical University. The university has a forestry focus. Of of the main attractions in Zvolen includes the so-called Borová hora - concentrating up to 1200 varieties of roses.