Epicurus said:If you have no idea about Christiania here are a couple of useful links
http://www.christiania.org/guide/?lan=gb&side=2
This is fascinating. I really want to visit one day. I went in 1977 (we were visiting my cousins/relatives in Denmark), but I was only 15, with my family, and not quite old enough to appreciate stuff properly.
Unsurprisingly, almost all the links are in Danish ...