- Montilla can be compared to a boat set adrift in a green sea of vineyards, Such is the aspect offered to the visitor entering the city from the north. Its dwelling stretch out along the riverbank away from the slopes of the hills. The keel of this metaphorical ship is the ancient castle at whose foot stands the round tower of the parish church of Santiago. USEFUL INFORMATION: The city is ...www.ctv.es/USERS/brobles/montilla.htm