Cultural heritage includes: 1. Monuments: architectural works, monumental sculptures or paintings, elements or structures of an archaeological nature, inscriptions, caves and groups of elements, which have outstanding universal value from the point of view of history, art or science, 2. Groups: groups of constructions, isolated or joined together, whose architecture, unity and integration into the landscape give them outstanding universal value from the point of view of history, art or science, 3. Sites: works of man or joint works of man and nature, as well as areas, including archaeological sites, which have outstanding universal value from the point of view of history, aesthetics, ethnology or anthropology.