A tour guide has died after collapsing while showing around groups at the Colosseum.

Giovanna Maria Giammarino was talking 25 people through a panel on the first floor of the UNESCO world heritage site in Rome when she fell.

Despite attempts by two tourists to revive the 55-year-old, she was pronounced dead by the time staff arrived with a defibrillator.

Large swathes of Europe has endured a blistering heatwave this summer, resulting in widespread wildfires.

Earlier this month, Italy’s health ministry issued a red alert heat warning for seven major cities.

Leading tourism industry groups have since called for summer opening hours at Italy’s busiest attractions to be changed.

The Colosseum is open every day between 8.30am and 7.15pm from March to September.

Italy’s Certified Tour gui

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