castle in the air in Finnish
castle in the air in Finnish
pilvilinna
(idiomatic) A desire, idea, or plan that is unlikely to ever be realized; a visionary project or scheme; a daydream, an idle fancy, a near impossibility. [from mid 16th c.]
tuulentupa
(idiomatic) A desire, idea, or plan that is unlikely to ever be realized; a visionary project or scheme; a daydream, an idle fancy, a near impossibility. [from mid 16th c.]