The Round City of Baghdad is the original core of Baghdad, built by the Abbasid Caliph al-Mansur in 762–766 CE as the official residence of the Abbasid court. Its official name in Abbasid times was City of Peace (Arabic: مدينة السلام, romanized: Madīnat as-Salām).

Several ancient cities of Mesopotamia and Persia are known to have had a circular plan.

Jul 19, 2016 · The original city was designed in the shape of a circle 2 km across. The circle was the caliph’s tribute to the geometric teachings of Euclid, whom he had studied and admired. In the center of the city stood the two finest buildings in the city: the Great Mosque and the caliph’s residence, the Golden Gate Palace.

May 10, 2019 · The Round City of Baghdad, named Madinat al-Salam – City of Peace, is the original core of Baghdad, built by the Abbasid caliph al-Mansur in 762–766.

May 20, 2022 · The city was divided into 20 sectors by a precise geometric system of 20 radial streets and several concentric ones. Inside there was another walled circle, with a radius of 450 meters, in which the royal buildings and palaces were built.

Nov 29, 2022 · Baghdad was a planned city, just like modern-day Brasilia in Brasil or Canberra in Australia. The city had a remarkable round shape. The legend says the round shape was inspired by the father of geometry, the Greek mathematician Euclid. Baghdad's circumference was 6.5 kilometers (4 miles).

Mar 1, 2021 · The city’s outline was modelled on ancient Persian cities, such as Gur (modern Firuzabad), reflecting his ambitions to retain and consolidate power. It is no coincidence that the new city was also located near Ctesiphon – the former capital of the Sasanian empire.

Feb 7, 2025 · The city was conceived as a perfect circle, symbolizing the unity of the empire. Designers created a double-ring structure. The inner circle housed the caliph’s palace and the Grand Mosque, while the outer ring included residential and commercial areas.

The ancient city is striking for its completely circular shape, which is in fact associated with the earlier Parthian Dynasty. The city’s specific architectural style is a representation of the transition from the Parthian to the Sassanid era, according an article on the wonders of Iranian city planning, published by the Circle of Ancient ...

Feb 18, 2025 · The ancient city of Teos sits on the western coast of Türkiye, directly across the Aegean Sea from Athens. Today, it is rubble and ruins, but 2,000 years ago, it was a thriving center of Hellenistic and Roman art, culture, and trade. Few people have inhabited the area since the third century CE, and nothing was built atop the site, giving ...