Sunlight streaming through the oculus illuminates the pantheon rotunda.
Pantheon roof structure.
Panthéon the panthéon paris.
Pantheon sections left picture ward perkins 6 right picture.
There are still things that are free in this world and the admission fee into the pantheon is one of them.
To provide details on this complex configuration the following figures show the building with its two ring foundation voids in the walls and the step ring and coffer arrangement in the dome.
Almost two thousand years after it was built the pantheon s dome is still the world s largest unreinforced concrete dome.
This was the first element of the building to be constructed using the roman concrete opus caementicium technique.
With an age of almost two thousand years old the pantheon is the world s largest unreinforced concrete dome structure with the height and the diameter of the interior being the same dimension 43 3 meters or 142 feet.
A rectangular vestibule links the porch to the rotunda which is under a coffered concrete dome with a central opening oculus to the sky.
The ceiling of the pantheon dome has five symmetrical rows of 28 coffers sunken panels and a round oculus opening at the center.
The coffered ceiling and oculus were not only decorative but also lessened the weight load of the roof.
The pantheon still has the longest span constructed before the 19th century.
That is correct there is no charge to visit and enter this historical building.
The panthéon is a cruciform building with a high dome over the crossing and lower saucer shaped domes covered by a sloping roof over the four arms.
The facade like that of the roman pantheon is formed by a porch of corinthian columns and triangular pediment attached to the ends of the eastern arm.