Architecture

Between 1930 BC and 1600 BC, part of the diabase was removed from the northeast side and then arranged into a horseshoe-like shape, reflecting the trilithons in the center of the structure.

The site for the Opéra Garnier was chosen by Georges-Eugene Haussmann, prefect of the French department of the Seine and considered the urban planner of Paris.

The highest point of the wall is the Huanglouyuan section near Beijing. It rises to an elevation of 1,439.3 meters above sea level.

The gladiatorial school, Ludus Magnus (Great Gladiatorial Training School), was situated directly east of the Colosseum.

Hagia Sophia combines the features of a basilica - an elongated building founded on a rectangular or Latin cross plan - and a central building - based on a circular plan.

In 1961, the US Congress passed a law recognizing the White House as a museum.

Less than 20% of the Great Wall of China from the Ming Dynasty has survived to the present day.

The enclosing walls at the base of the tower are 4.09 m long, while the top is 2.48 m long. The staircase inside the bell tower has 251 steps.

It was designated an official Seattle historic landmark in 1999.

After the fall of Napoleon, thanks to the efforts of Ernst von Pfuel, who was the commander of the Prussian sector in captured Paris, the quadriga figure was packed and sent back to Berlin.