A brief report on the development and operation of the Interdisciplinary Documentation & Monitoring Laboratory (IDML), under the supervision of the Chief Scientific Supervisor and in cooperation with NTUA, which was established at the Church of the Holy Sepulchre, during the project for the “Conservation, reinforcement and repair interventions for the rehabilitation of the Holy Aedicule of the Holy Sepulchre in the All-Holy Church of Resurrection in Jerusalem”