A surprise inspection at the prison revealed apartment-like units appearing to house inmates, equipped with televisions, a gym and fridges stocked with alcohol.

Watch: Luxury units uncovered inside an Indonesian prison

A surprise inspection by the Indonesian Ombudsman at Cibinong Prison in Bogor, West Java, revealed apartment-like units located just outside the main detention blocks. Officials said the residences appeared to house inmates, although prison officials claim they were for staff. The BBC's Liza Tambunan explains what they found inside.