Central Stronghold and Noyeau Stronghold
Ruins of the double bridge head on the Po river

Central stronghold (or Magnagutti), view of the external moat

Central stronghold (or Magnagutti), detail of one of the caponiers

Central stronghold (or Magnagutti), detail of the redoubt

Noyeau Stronghold (or Matteggiana), overall view of the ruins of the redoubt today turned into support of the bridge della of the railway line Mantova-Suzzara