3 adjectives to describe cirque

Do tributaries cut out gulliesempty unoccupied cirques, hangers, &c. 7.

Do tributaries cut out gulliesempty unoccupied cirques, hangers, &c. 7.

He saw what seemed to be a city at least two miles in length, more than half as wide, a huddle of dwellings of every shape and size, a labyrinth of narrow, tortuous streets broken here and there by wide and stately avenues, with public squares and vast cirques (of such amphitheatres he counted no less than six) and walls commanded by a citadel.

3 adjectives to describe  cirque