Horsens State Prison in Denmark charges £57 a night for an 'authentic' jail ... Twenty-two cramped cells in the jail's sick ward have been converted into the SleepIn Fængslet hotel, ...

The Fængslet in Denmark. PA Photo/Fængslet. Spending the night in a cell might not sound like fun, but this historical hostel in Horsens – a 45-minute drive from Aarhus – has kitsch appeal.