Fortezza Vecchia, Livorno
Livorno's harbourfront is a picturesque place, with all the posh yachts at one end, and the smaller dowdier fishing boats shoved up by the old fort. Along the waterfront is a large monument called the Quattro Mori, with a statue of a Grand Duke surrounded by four prisoners in chains.
Fortezza Vecchia (Old Fortress) is a huge pentagonal fortress surrounded by canals, built in the 16th century to defend the Medici port. there is a medieval tower from the 11th century inside.