 Cape Sicié, west of Toulon, as well as the Massif de Tanneron, belong geologically to the Massif des Maures.The Calanques are a dramatic feature of the Provence coast, a 20-km long series of narrow inlets in the cliffs of the coastline between Marseille on the west and Cassis on the east.The best known examples of this formation can be found in the Massif des Calanques.