A UNESCO World Heritage Site is a place (such as a forest, mountain, lake, desert, monument, building, complex, or city) that is listed by the UNESCO as of special cultural or physical significance. The program catalogues, names, and conserves sites of outstanding cultural or natural importance to the common heritage of humanity Creative geography, or artificial landscape, is a film making technique invented by the early Russian filmmaker Lev Kuleshov sometime around the 1920s. It is a subset of montage, in which multiple segments shot at various locations and/or times are edited together such that they appear to all occur in a continuous place at a continuous time. Creative geography is used constantly in film and television, for instance when a character walks through the front door of a house shown from the outside, to emerge into a sound stage of the house's interior.