Night had already fallen; they nevertheless rode over half a mile, and halted only in a place where the ravine widened again into a small amphitheatrical vale, overgrown with dense thorns and prickly mimosa trees.
"In Desert and Wilderness"
Henryk Sienkiewicz
They were congregated round a vast inclosure; they were elevated on amphitheatrical wooden stands, and they were perched on the roofs of horseless carriages, drawn up in rows.
"Man and Wife"
Wilkie Collins
Some object like decayed limekilns and mouldering ovens, is disposed in an amphitheatrical form, on the declivity of this tremendous eminence: and there is to be ivy, and a cascade, and what not, as my conductor observed.
"Dreams, Waking Thoughts, and Incidents"
William Beckford