Noun

(en noun)

A world in which everything and everyone works in perfect harmony.

* {{quote-magazine, date=2013-05-10

, author=Audrey Garric , title=Urban canopies let nature bloom , volume=188, issue=22, page=30 , magazine=(The Guardian Weekly) citation , passage=As towns continue to grow, replanting vegetation has become a form of urban utopia and green roofs are spreading fast. Last year 1m square metres of plant-covered roofing was built in France, as much as in the US, and 10 times more than in Germany, the pioneer in this field.}}

Noun

(wikipedia heterotopia)

(pathology) Normal tissue (or an organ) present at an abnormal part of the body

(ecology) The occurrence of an organism in a number of different habitats

(philosophy) A type of utopia that actually exists in a society

* 2002 , James W Flanagan, David M Gunn, Paula M McNutt, "Imagining" biblical worlds

For Foucault, heterotopias are not imagined places but real places that almost delete themselves from public consciousness. They are null sites in awareness, yet inevitable and vital to the construction of space.