15th Annual Smithsonian Magazine Photo Contest Travel
the oculus of the Pantheon in Rome. It allows rain to enter and fall to the floor, where it is carried away through drains. Moreover it makes the structure of the dome lighter. It is worth considering that the dome of the Pantheon is still the world’s largest unreinforced concrete dome after 1900 years.
|Photo Location:||Rome, Italy|
|Copyright:||© Alberto Mesirca|