A few clicks on a keyboard and suddenly Australia's most iconic building appears to be consumed by fire.
Millions of people around the world saw the Sydney Opera House engulfed in flames, heard the panic and for a moment believed it was true.
But the stunt only proved that in the age of artificial intelligence, even Australia's most recognisable landmark can be turned into a mirage.
Twelve million people viewed the footage from just one of the Facebook posts that supposedly shows three angles of plumes of smoke and flames spreading from the architectural wonder.
During a close-up shot, a man can be heard saying: "Mate, I can't believe this. What's happening?"Some who viewed the video were concerned, others debated the cause of the fire but most angrily dismissed it as fake and called f