Italy, Lazio, Rome, Centro Storico, Pantheon, looking through the doorway with light streaming through the oculus.

Italy, Lazio, Rome, Centro Storico, Pantheon, child looking up at oculus with light shining through.

Italy, Lazio, Rome, Centro Storico, Pantheon, Oculus with sunlight shinig through.

USA, New York State, New York City, Manhattan, World Trade Center with the Oculus terminal station.

USA, New York State, New York City, Manhattan, World Trade Center with the Oculus terminal station.

USA, New York State, New York City, Manhattan, World Trade Center with the Oculus terminal station.

USA, New York State, New York City, Manhattan, World Trade Center with the Oculus terminal station.

Germany, Berlin, Mitte, the Neue Wache, New Guardhouse, a memorial to victims of war and dictatorship on Unter den Linden with sculture by Kathe Kollwitz called Mother and Her Dead Son in isolation be...

Germany, Berlin, Mitte, the Neue Wache, New Guardhouse, a memorial to victims of war and dictatorship on Unter den Linden with sculture by Kathe Kollwitz called Mother and Her Dead Son in isolation be...

The interior of the Pantheon showing the oculus central opening and the coffering construction of the dome with tourists walking on the patterned marble flooringEuropean Italia Italian Roma Southern...

Pantheon. Interior of Roman temple visitors looking up at circular opening or oculus in domed ceiling leeing in beam of light.