The Turkish Ministry of Tourism & Culture has confirm the death of two British nationals, Alison May Conroy and Valerie Ann Olton, in Seydikemer in Fethiye province.
The pair died while on a jeep safari.
Also injured in the same accident were Michael Simon Dennis (seriously injured) and Charles Jonathan Belsham, as well as the driver and two other Turkish nationals, who are currently undergoing treatment in local hospitals.
In a statement officials said: “The Turkish Ministry of Culture and Tourism offers its condolences to the family and friends of the deceased and also sends it wishes for a speedy recovery to the injured individuals.
“The Turkish Ministry of Culture and Tourism takes such accidents very seriously and is taking the necessary action to have it thoroughly investigated by the relevant authorities in Turkey.”
Turkey is the world’s sixth most popular tourism destination with 37.8 million people travelling there in 2013, of which 2.51 million travelled from the UK, with the vast majority enjoying a safe and incident-free holiday.
An open-top vehicle crashed into a telegraph pole as the group returned from a day trip to the Saklikent Gorge.