Walk tour on 5 bastions of Copenhagen fortress with ramparts and moats. Spring, 3-4. May 2012. Text and photos Erik K. Abrahamsen Freetown Christiania created in 2006 a master plan for the development of Christiana: ” Christiania Development” with 89 pages. The goal for development is sustainability in house construction, energy, water, waste, provisions,… Læs mere Freetown Christiania green area – a paradise for birds