Cloud Cuckoo Land refers to an unrealistically idealistic state where everything is perfect. It hints that the person referred to is naïve, unaware of reality or deranged in holding such an optimistic belief.

// I'm Barbie //
diaryofamockingbird:

"Dream Girl", Kate Moss by Ryan McGinley for W July 2007
allaboutmarilynmonroe:

Marilyn Monroe photographed by Cecil Beaton
katalin7:

Jessica Lange, 1974 by Antonio Lopez