The oculus at the top of the dome was never covered allowing rainfall through the ceiling and onto the floor.
Pantheon rome hole in roof rain.
Most believe however that the hole in its roof is a testament to rome s warm climate.
Another beautiful effect takes place at pentecost when rose petals are sprinkled through the oculus after the annual mass.
The hole in the top of the pantheon was to let in light and air.
Actually it s not covered because a roof could deteriorate the internal structure of the building.
Anyway the whole area isn t dameged by the rain they keep the situation under control and.
Obviously being open to the elements means it also rains inside the pantheon but a gently sloping floor and 22 well hidden holes help the water to drain away.
Open roof in the rain see 78 054 traveler reviews 36 872 candid photos and great deals for rome italy at tripadvisor.
The pantheon rome 8 31 smarthistory upon entry visitors are greeted by an enormous rounded room covered by the dome.