architect klaas hofmann started the project over 10 years ago. >> it's not only freedom, it's also aibility. and usually in these kind of normal urban developments, the responsibility is mostly at the developer side or the municipality side. it's kind of organized top-down. and in oosterwold this is completely put upside down. >> the plan is to have an unplanned city. there are a few rules, but otherwise people here can live as they like, whether in a house or a tent -- a situation that's barely imaginable elsewhere in the highly regulated netherlands. one of the few rules is that oosterwold has to be green. less than a third of the land can be developed, and every resident is expected to use half of their land for urban farming, to encourage biodiversity. >> we wanted to introduce a strategy to develop housing and a green environment that would kind of preserve the qualities of the green environment while still allowing people to live inside of it. >> over 1000 residential units have already sprung up in the countryside east of amsterdam. for floris molenbeek and his family, receivi