Welcome to

FIAT LUX:

Illuminating Our Common Home


A public art projection to light St. Peter's Basilica and inspire change around the climate crisis

#FiatLux
#OurCommonHome

Breathtaking Highlights


Watch now

Watch The Full Show


Replay from Vatican City

Act


The global delegation at COP21 passed a historic agreement on climate change. Learn more and help make a difference.

Photos + Videos to Share


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Join The Global Moment


Molokai O'O Bird

Share The Last Tweet


Hear the heartbreaking song of the now extinct Kauai O’o—a call that will forever go unanswered.

Sound provided by The Macaulay Library at the Cornell Lab of Ornithology

Press Kit


Press releases, media and frequently asked questions.

Press Kit

Coalition Partners


Vulcan
La Ka Shing Foundation
Okeanos - Foundation for the Sea
Connect4Climate
Obscura Digital
Oceanic Preservation Society
With Support From
Roddenberry