Final answer:
The phrase 'seven gates in a yawning ring' doesn't correspond to a specific historical city, but notable cities like Nineveh, Babylon, and Gur had significant gates in their structures, and artistic gates like the Gates of Paradise also hold historical significance.
Step-by-step explanation:
The phrase "seven gates in a yawning ring" does not directly correspond to a known historical city with exactly seven gates; however, we can explore cities that were renowned for their gates and walls. Nineveh, for instance, had fifteen monumental gateways that also functioned as fortresses. The famed Ishtar Gate was one among the several gates of Babylon, celebrated for its glazed lapis lazuli bricks. Moving onto the Sasanian era, the city of Gur had a circular plan with four main gates. Lastly, in terms of artistic representation, the Gates of Paradise on the Florence Baptistry depicted biblical scenes and were noteworthy entrances in the context of religious architecture.