A competion entry for the urban development of an island (3 ha) in Woerden. The island lies inbetween the station and the old city centre. The site used to be part of the former stronghold of the city which is still visible as the main green structure surrounding the old town. The city castle used to be a main part of the fortification system. The programme includes 230 houses, cultural-and workspaces, a restaurant and a parkinggarage.