The IGN TOP 25 hiking map No. 4348 OT covers the following area: Bastia, Gulf of Saint-Florent (Corsica).
- Contour lines at 10-metre intervals.
- Detailed legend: vegetation, rocks, transport routes down to the smallest paths, buildings down to individual sheds, woodland, isolated trees, rivers, springs and more.
- Waymarked trails and tourist information are shown.
- Scale: 1:25,000 (1 cm = 250 m).
Municipalities covered: Vallecalle, Oletta, Piève, Rutali, Rapale, Farinole, Santa-Maria-di-Lota, San-Martino-di-Lota, Ville-di-Pietrabugno, Olmeta-di-Capocorso, Olmeta-di-Tuda, Murato, Borgo, Patrimonio, Poggio-d'Oletta, Furiani, Biguglia, Barbaggio, Sorio, Saint-Florent.
Places to discover: Étang de Biguglia, Gulf of Saint-Florent, Cima a Muzelli, Punta Mortella, Île San Damiano, Monte a Torricella, Cime du Zuccarello, Monte Astu, Punta di Curza, Monte Ambrica, Monte Filetto, Pigno, Cima di Tattoni, Monte Foscu, Teghime Pass, Punta Vecchiaia, Défilé de Lancone, Crans Castle, Abb de Bonmont, Castle, Carroz Hut, Sapins de Borsattaz, Saut du Day, Réclère Cave, Les Pralets Hut, Rochefort Hut, Signal de Roche d'Or, Trois Chalets Hut, Chalet de la Dent de Vaution, Orbe Resurgence.