Paramedics had to evacuate an ambulance after the vehicle caught fire on the A69 in north Cumbria.
There were no patients on board when the incident happened last night.
It's thought an electrical fault caused the fire which badly damaged the vehicle.
Traffic was delayed on the A69.
More top news
A look ahead at the Bank Holiday forecast for the Border region.
Cumbria County Council will start work on a £320,000 resurfacing scheme on 6 June, between 6.00pm and 12.30am.
ITV Border's favourite Tapir has left the Lake District Wildlife Park near Keswick, to travel to his new home in the United Arab Emirates.