Definition of "cloudland"

Glittering castles in Spain were shaping themselves out of the mists and rainbows of her lively fancy; adventures wonderful and enthralling were happening to her in cloudland—adventures that always turned out triumphantly and never involved her in scrapes like those of actual life.

1908 June, L[ucy] M[aud] Montgomery, chapter XXX, in Anne of Green Gables, Boston, Mass.: L[ouis] C[oues] Page & Company, published August 1909 (11th printing)

Wide awake, all at once, he was at the same time plunged even deeper into a cloudland of symbols to which he had no key.

1950, Mervyn Peake, chapter 29, in Gormenghast, London: Eyre & Spottiswoode

Nothing can be more like a ride in cloudland than the drive from Pierrefitte to Luz and from Luz to Gavarnie.

2007, Matilda Betham-Edwards, In the Heart of the Vosges, BiblioBazaar, LLC, page 102