Because what makes the concept of exceptional World Heritage its universal application and the goods that constitute it belong to all the populations of the world, beyond the territories in which they are located, to be included in the List sites must be of outstanding universal value and answer at least one of the 10 expected criteria:
- Represent a masterpiece of man's creative genius.
- Demonstrate an important interchange of human values over a long period of time or within a cultural area of the world, in developments in architecture, technology, the monumental arts, urban planning, and landscape design.
- To be a unique or exceptional testimony to a cultural tradition or to a civilization that is alive or has disappeared.
- To constitute an outstanding example of a building typology, an architectural or technological ensemble, or a landscape that illustrates one or more important phases in human history.
- Be an outstanding example of a traditional human settlement, of the use of land or marine resources, representative of a culture (or cultures), or of human interaction with the environment, especially when the environment has become the result of irreversible transformations.
- Being directly or materially associated with events or living traditions, ideas or beliefs, artistic or literary works of outstanding universal significance.
- Feature outstanding natural phenomena or areas of outstanding natural beauty or aesthetic importance.
- Constitute an outstanding record of major periods in the evolution of the Earth, including evidence of life, of ongoing geological processes in the development of physical features of the Earth's surface, or of significant geomorphic or physiographic features.
- Provide significant examples of important ecological and biological processes at work in the evolution and development of terrestrial, freshwater, coastal, and marine plant and animal ecosystems and environments.
- Present the most important and significant natural habitats suitable for the in situ conservation of biological diversity, including those hosting threatened species of outstanding universal value from the point of view of science or conservation.
