The Collaborative International Dictionary of English v.0.48:

Cloudland \Cloud"land`\, n.
   Dreamland.
   [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

91 Moby Thesaurus words for "cloudland":
   Agapemone, Arcadia, Big Rock-Candy Mountain, Canaan,
   Cloudcuckooland, Cockaigne, Eden, Eldorado, Erewhon,
   Garden of Eden, Goshen, Happy Valley, Land of Youth, Laputa,
   Never-Never-land, Neverland, New Atlantis, Pandemonium, Quivira,
   Shangri-la, Utopia, alto-cumulus, alto-stratus, anvil cloud,
   banner cloud, billowy cloud, cap cloud, cirro-cumulus,
   cirro-fillum, cirro-nebula, cirro-stratus, cirro-velum, cirrus,
   cirrus cloud, cirrus haze, cirrus stripe, cloud, cloud band,
   cloud bank, cloud drift, cloud mass, cloud street, cloudling,
   cloudscape, cocktail, cottony cloud, cumulo-cirro-stratus,
   cumulo-cirrus, cumulo-nimbus, cumulo-stratus, cumulus,
   cumulus cloud, curl cloud, dreamland, dystopia, faerie, fairyland,
   fleecy cloud, fractocumulus, heaven, high fog, kakotopia,
   kingdom come, land of dreams, land of enchantment, land of faerie,
   land of plenty, land of promise, lotus land, mackerel sky,
   mammatocumulus, millennium, mushroom cloud, nimbus, nimbus cloud,
   paradise, promised land, rain cloud, scud, snail cloud,
   squall cloud, storm cloud, strato-cumulus, stratus, stratus cloud,
   thundercloud, thunderhead, utopia, water carrier, wonderland,
   woolpack