Castello Svevo

The first defensive structures rose here in the Norman era, but it was Frederick II of Swabia, in the 13th century, who turned the place into something extraordinary. The same emperor who gathered Arab philosophers, Jewish mathematicians and Sicilian poets at his court wanted one of Apulia’s most solid fortresses in Brindisi: for Frederick every castle was also a political message written in stone.

Two centuries later it was the Aragonese who reworked the defences. When the Aragonese strengthened the structure in the fifteenth century, they had to reckon with an innovation set to change warfare: firearms.

The castle stands on the shore of the western reach of the inner harbour, with walls that guarded its access to the sea.

The cylindrical corner towers seen today are largely the Aragonese contribution: the round shapes are no aesthetic whim but answer new defensive needs, dispersing the impact of cannon fire better than the sharp edges of medieval square towers. Looking at the squared blocks of different eras set side by side along the walls, you can read the successive phases of a building altered and readapted by every power that came to the harbour.

For centuries the castle was not merely a monument but a living structure: it was a prison and then the command of the Italian Navy, and its walls kept naval secrets into the 20th century. This long continuity of use is part of its appeal: it tells not a single story but at least eight overlapping centuries, from Norman defences to the modern navy, interwoven like the harbour currents that still surround it.