What is "amphitheatres"

Usage examples of "amphitheatres".

Now she saw that the surface was coated with buildings: they were all about the scale of the Eighth Room, but they came in every shape Erwal could imagine - domes, cubes, pyramids, cylinders and spires - and there were bowls and cup-shaped amphitheatres lying open to the sky.

He was in the middle of one of those grand natural amphitheatres so common in our swamp forests, in which the massive pine, the gigantic cypress, and the stately and ever-green laurel, streaming with moss, and linking their opposite arms, inflexibly locked in the embrace of centuries, group together, with elaborate limbs and leaves, the chief and most graceful features of Gothic architecture.

They were the focus of New London's social lifetheatres, restaurants, clubs, pubs, reception halls, churches, two sports amphitheatres.