The Pantheon is the best preserved and one of the most impressive of all Roman buildings. It was constructed in AD 118-128 during the reign of Emperor Hadrian. The Pantheon was a temple to all the Olympic Gods, and the word pantheon is Greek for “of all the gods”. The Pantheon today is a remake of the original one, which was built by M. Vispanius Agrippa in 27 BC. A fire probably destroyed it. In AD 609, …showed first 75 words of 309 total…

…showed last 75 words of 309 total…thick, and is hollowed out by a series of alternately rectangular curve niches or recesses. The only window in the building is a central oculus, 9.1 metres in diametre. Because the oculus is open to the sky, the floor is slightly concave with a drain at the center. The huge bronze doors (7 metres high) are the largest Roman doors to survive in place and remain in use. The portico is 33.5 metres in length and 18 metres deep.