Another way to experience the local Tunisian life is to take the buses , cars or taxis . You will find offices for all the major car-rental companies at the airport and in town . Some companies have websites that allow online hiring with cheap car rental . Among the popular car-hire companies are: Avis (rue 8612 , Impasse 4 , Charguia) , Europecar (17 ave Habib Bourguiba) , Hertz (29 aye Habib Bourguiba) , and Topcar (www . topcartunisie . com; 7 rue de Mahdia) .