Forbidden City: Did you mean...?

The facade of the National Palace in Mexico City, once seat of the viceroy of New Spain when part of the Spanish Empire.

A section of the Roman city-wall of Empuries, Spain. 1st century BCE. The base of the wall was made using calcareous rock while the upper portion is of Roman concrete (opus caementicium).

Amicia de Rune standing in front of the ramparts of a Medieval city in the video game A Plague Tale: Innocence.

This is a general view of the ruins of the ancient city of Babylon, in modern-day Babel Governorate, Iraq.

Alabaster bas-relief depicting Shalmaneser III, Ashurnasirpal II’s son, attacking a city. Neo-Assyrian Period, 865-860 BCE. Detail of Panel 4 (bottom), Room B, the North-Palace Palace, Nimrud, modern-day Iraq. (The British Museum, London)

Alabaster bas-relief depicting Assyrian archers attacking a city. Neo-Assyrian Period, 865-860 BCE. Detail of Panel 4 (bottom), Room B, the North-Palace Palace, Nimrud, modern-day Iraq. (The British Museum, London)

Head of the Aztec god Xolotl. Collection of National Anthropological Museum, Mexico City.

Alabaster bas-relief showing a massive and progressive Assyrian assault on a city. Neo-Assyrian Period, 865-860 BCE. Detail of Panel 4 (bottom), Room B, the North-Palace Palace, Nimrud, modern-day Iraq. (The British Museum, London)

The Mallas defending the city of Kushinagara (detail from the “War over the Buddha’s Relics” image given below). Significance: It shows close details of a siege in progress, during the period of Ajatashatru, hence a visual aid to understanding...

Artist's impression of an army in front of a large city wall, most likely during Late Antiquity or the early Middle Ages. While this does not depict any specific event, the walls may represent the Theodosian Walls of Constantinople.