“Interior of large circus tent,” c. 1907 by F.W. Glasier, via Library of Congress.
. . . and when the circus leaves
the trampled ground will
once more overgrow with grass.— Miroslav Holub, “Dreams“
“Interior of large circus tent,” c. 1907 by F.W. Glasier, via Library of Congress.
. . . and when the circus leaves
the trampled ground will
once more overgrow with grass.— Miroslav Holub, “Dreams“
enclos*ure 
I spent a couple of nights with a circus once, in my salad days. I helped take down the tent.
This is an amazing big one; it just goes on and on.