The MetalDays festival, the largest music event in Slovenia will start tomorrow. The event organized on the banks of the Soča river in Tolmin attracts thousands of heavy metal music fans each year.

Over 100 performers will rock the stage, during the week-long festival, including Marilyn Manson, Opeth, Doro, Iced Earth, Katatonia, Blues Pills and Death Angel.

During the daytime, visitors of the festival will be able to attend different activities like painting or different sports activities.