The train from the Gare d'Ajaccio leaves daily at 07:41 and takes under an hour through forests and past mountains to get to Bocognano, a village with an alpine feel, a few restaurants and bars, a couple of boulangeries, and a spectacular view of the mountains. There are hiking trails in the area (check the board beside the mairie. Or you can just have a coffee, enjoy the view, and return on the 10:49 train to Ajaccio. Hikers can take an 18:30 train back.
Maison Bonaparte
House where Napoleon Bonaparte was born. Now a museum.
Church of Ste. Marie.
The Citadel was founded in 1492. Its current Genoese appearance dates to some time after 1559. You can only admire the exterior, as it remains a military base out-of-bounds to the public.
14th- to 19th-century Italian art collection amassed by Napoleon's uncle, Cardinal Fesch. Includes works by Titian, Raphael & Botticelli.