Of Ruthven Castle, one of the residences of the Comyns of Badenoch, only the ruins of the walls remain.
The town passed from the landgraves of Thuringia to the landgraves of Hesse in the 13th century, becoming one of the principal residences of the latter house in the 15th century.
It became the usual port for those going from the sacred city of Kairawan to Spain, and was one of the residences of the Aghlabite dynasty (800-909).
Among other well-known plazas are: Loreto, on which faces the great enclosed market of the city; Guardiola, in the midst of handsome private residences; San Fernando, with its statue of Vicente Guerrero; and Morelos, with its marble statue of the national hero of that name.
The old Spanish edifices were very solidly constructed of stone, and private residences were provided with iron gates and window guards strong enough to withstand an ordinary assault.