Juraparc near Vallorbe in the Vallée de Joux, Switzerland The Juraparc near Vallorbe in the Vallée de Joux, Switzerland, is open 365 days per year. Home » Jura Mountains » Vallée de Joux » Bears in the Juraparc Zoo in the Vallée de Joux » Juraparc near Vallorbe in the Vallée de Joux, Switzerland