Join一 社交与夜生活 upcoming events being held in Trostberg an der Alz. Trostberg an der Alz is a charming town in Bavaria, Germany, nestled along the Alz River, known for its picturesque old town, historic buildings such as the 14th-century St. Andrew's Church and the centuries-old castle of Erlstätt, as well as its rich cultural scene with various events and festivals, making it an attractive destination for history enthusiasts and culture seekers alike.