He stands in the northbound lane of Vietnam’s Highway 1, traffic swirling around him, horns honking.

It was a chilling photograph that came to symbolise the horrors of the Vietnam War and ultimately helped end it.

In the picture, the girl will always be nine years old and wailing “Too hot! Too hot!” as she runs down the road away from her burning Vietnamese village.

In the picture, the girl will always be nine years old and wailing “Too hot! Too hot!” as she runs down the road away from her burning Vietnamese village.