|Start date:||March 7th, 1943|
|End date:||November 7th, 1943|
|# of strips:||36 (36 weeks)|
|Preceded by:||"Mystery of the Girls with Red Hair"|
|Followed by:||"Gloria Golden"|
Mandrake and Lothar find themselves in a cabin of a powerful bomber. Our magician have been chosen for a secret mission, to put some secret dispatches in the hand of the general. The second day in the air they reach the great mountains. Flying in dense clouds over the vast mountain range the plane suddenly turns topsy-turvy.
- Captain Pat, a pilote.
- King Ozon of Aar.
- Princess Aera of Aar.
- Hawc, a clodman.
- Grak, prehistoric giant birds. like flying sharks.
- A colonel.
- The Himalayas ?
- Aar, the cloud city.
Behind the scenes
- At the deepwoods.org index the title for this story is "Cloud City", which is lifted from the plot.
This story has been published in the following publications:
- "Gli squali volanti", Mandrake #49 (1963)
- "Gli squali volanti", I Classici dell'Avventura #99 (1965)
- "Gli squali volanti", L'epoca d'oro di Mandrake #4 (1980)
- "Molnstaden", Mandrake (1950)
- "(no title)", King Comics #99, King Comics #100, King Comics #101, King Comics #102, King Comics #103, King Comics #104, King Comics #105, King Comics #106 and King Comics #107 (1944/1945)
- "Među oblacima", Biblioteka Nostalgija #8 (1988)