Architecture

Professor Klaus Schmidt was sure that Gobekli Tepe was a temple where ritual ceremonies took place.

The largest door in Hagia Sophia is the Imperial Gate, an entrance used exclusively by the emperor, his personal bodyguard and entourage.

There are four smaller bells in the tower, which every quarter of an hour strike a variation of several bars modeled on that of the St. Mary's Church in Cambridge from Handel's "Messiah".

It could host up to 50,000 people, although, according to the Chronograph of 354—the first illustrated codex, created by Roman scribe and stone engraver Furius Dionysius Filocalus in 354 AD—it could actually host up to 87,000 viewers.

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.

A Gallio-Roman temple dedicated to Jupiter is said to have stood on the cathedral's site in pre-Christian times.

The hill, 15 meters (49 feet) high and 300x300 meters (984 x 984 feet) in size, was used for agricultural purposes for many years.

In 1994, French archaeologists discovered the remains of a lighthouse at the bottom of an estuary from Alexandria's port.

Because Big Ben's foundations rest on a layer of gravel with London clay underneath, the tower began to lean slightly toward the northwest.

In the midst of the construction in 1935, an earthquake struck the region of San Francisco.