A TOUR guide has died while taking visitors around Rome's legendary Colosseum.
Giovanna Maria Giammarino, 56, collapsed while leading a tour group at 6pm on Tuesday.
She suffered a heart attack while climbing a set of stairs at the monument and fell unconscious.
Paramedics rushed to the scene - but tragically could not revive Giovanna.
Two tourists tried to save her life be carrying out CPR - and staff attempted to us a defibrillator.
The lights were turned off at a Colosseum - a relice of Ancient Rome - on Wednesday night in a "sign of mourning".
Isabella Ruggiero, president of the Association of Licensed Tourist Guides (AGTA), said: "Two tourists were the first to help her.
"They attempted to revive her by performing CPR. Meanwhile, staff from the Colosseum Archaeological Park arr