Dutch municipality of Beemster celebrated the 400th anniversary of their polder landscape, which is on the World Heritage List of UNESCO since 1999. Frederik Roijé was commissioned to design a monument and a bowl.

Fascinated by the beauty of the geographical lines of the unique landscape, Frederik Roijé has put this landscape on scale: Literally and figuratively, entitled Polderbowl. The Beemster is represented in the monument on scale 1:4000. The bowl, scale 1:30000, is a minimized duplicate of the monument. Limited edition of 400 pieces.