Sometime we see a cloud that's dragonish;

A vapour sometime like a bear or lion,

A tower'd citadel, a pendent rock,

A forked mountain, or blue promontory

With trees upon 't.

William Shakespeare (1564-1616): Antony and Cleopatra. Act iv. Sc. 14.

Coop'd in their winged, sea-girt citadel.

Lord Byron 1788-1824: Childe Harold's Pilgrimage. Canto ii. Stanza 28.