The U.S. State Department recently chose the UO’s all-male a cappella group On the Rocks to take part in a trip across Europe for the Arts Envoy Program.The program fosters and strengthens cross-cultural understanding. The group was sent to the Balkans to fulfill that mission.Throughout the trip, which began Oct. 16 and ended at home in Eugene Nov. 3, the group performed at schools, attended workshops and saw the sights around the Balkan Peninsula, including Croatia, Bosnia and Herzegovina, and Slovenia.