Frank J. Wilstach, comp. A Dictionary of Similes. 1916.

Circle

Circular like Plato’s year.
—Alexander Brome

Circle, like a bear at stake.
—Samuel Butler

Circling like a gin-horse.
—Thomas Carlyle

Circled … like flight of doves.
—George Meredith

Circling like an eddy.
—Charles L. Moore

Circles around it, like the clouds that swim
Round the high moon in a bright sea of air.
—Percy Bysshe Shelley

Circles round,
Like the soft waving wings of noonday dreams.
—Percy Bysshe Shelley