Where was the side to a round structure?

See the little round structure, a tiny nodule in with the other organelles?

The restaurant was a round wooden structure, enshrined in the bush and open to face the sea.

It was a squat, round structure perhaps twenty feet high and fifteen or so in diameter.

Other round structures at the site may also be wells.

The buildings within this wall consist of round structures huddled close together.

We ended up in the packed Schirmbar, a round structure built around a central bar.

Parker took it, going over to the other main building in the Island Earth section, a round concrete structure with a huge dome.

Other spiders also construct round structures covering the entire hub of the web.

It had the round structure of an eye, or a photoelectric cell.