The three towers on the Schlossberg hill (591m) overlook the Alsace plain and date from 11th to 12th centuries. The middle tower, the Wahlenbourg, is the oldest. The Dagsbourg to the north and the Weckmund to the south were built in the 12th century.
The Wahlenbourg:
The oldest of the three castles was constructed in 1006 by Hugues IV, Count of Eguisheim and his wife Heilwige, Countess of Dabo, on the site of a Roman watch tower. In 1026, the castle was destroyed by Duke Ernest of Swabia....