Sant’Antioco is the second largest island of the Sardinian region, after Sardinia itself, with a surface of 109 square kilometres (42 sq mi); it is also the fourth largest in Italy after Sicily, Sardinia and Elba. It is located some 87 kilometres (54 mi) from Cagliari, to which is connected through the SS126 state road, using a modern bridge. The island is divided between the two municipalities of Sant’Antioco and Calasetta. Other settlements are the small tourist resort of Maladroxia (a frazione of Sant’Antioco municipality) and Cussorgia, part of Calasetta. The coast of the island is in part sandy and in part rocky. The main beaches in the island are Maladroxia and Coaquaddus, in the municipality of Sant’Antioco, and Sotto Torre, Le Saline and Spiaggia Grande in the municipality of Calasetta.