Five Scottish Ambulance Service staff members from West Lothian are taking part in the Yorkshire Three Peaks Challenge - aiming to complete it twice in 24 hours.
Ambulance technicians Nick Colwell, Graeme Blyth, Iain Hilditch, Craig Glowienko and paramedic Jonny Dowling, are taking part in the challenge to raise money for TASC (The Ambulance Staff Charity).
The Yorkshire Three Peaks Challenge takes on the peaks of Pen-y-Ghent (694 metres), Whernside (736 metres) and Ingleborough (723 metres).