Cagliari

Civitavecchia | Rome → Naples → Cagliari → Palermo → Valletta → Sicily strait darkest spot → Catania → Taranto

Barcelona → Marseilles → Savona → Civitavecchia | Rome → Naples → Cagliari → Palermo → Valletta → Sicily strait darkest spot → Catania → Taranto

Piraeus (for Athens) → Valletta → Trapani → Cagliari → Mahon → Málaga → Ceuta → Motril → Cartagena → Valencia → Cádiz → Málaga

Marseilles → Savona → Civitavecchia | Rome → Naples → Cagliari → Palermo → Valletta → Sicily strait darkest spot → Catania → Taranto

Savona → Civitavecchia | Rome → Naples → Cagliari → Palermo → Valletta → Sicily strait darkest spot → Catania → Taranto

Genoa | Portofino → Calanques national park bay → Marseilles → Barcelona → Sardinian Sea → Cagliari → Naples → Capri bay → Civitavecchia | Rome → Genoa | Portofino

Piraeus (for Athens) → Valletta → Trapani → Cagliari → Mahon → Málaga → Ceuta → Motril → Cartagena → Valencia → Cádiz → Málaga → Gibraltar → Funchal → Santa Cruz de La Palma → Santa Cruz de Tenerife → Las Palmas → Málaga

Civitavecchia | Rome → Genoa | Portofino → Calanques national park bay → Marseilles → Barcelona → Sardinian Sea → Cagliari → Naples → Capri bay → Civitavecchia | Rome

Barcelona → Balearic sea darkest spot → Cagliari → Naples → Civitavecchia | Rome → Genoa | Portofino → Marseilles → Barcelona

Cagliari → Naples → Civitavecchia | Rome → Genoa | Portofino → Marseilles → Barcelona → Balearic sea darkest spot → Cagliari

Marseilles → Barcelona → Balearic sea darkest spot → Cagliari → Naples → Civitavecchia | Rome → Genoa | Portofino → Marseilles

Naples → Civitavecchia | Rome → Genoa | Portofino → Marseilles → Barcelona → Balearic sea darkest spot → Cagliari → Naples