For the visitor, the interest lies in the historic centre, where most of the monuments are located. It is a well-defined area divided into four quarters by two roads, Corso Vittorio Emanuele, and Via Maqueda which crosses the Corso at right angles at the centre. It is a compact area measuring about 1.8 kilometres along the Corso by 1.3 kilometres along Via Maqueda. In terms of orientation, the Corso runs north-east towards the sea.