Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       Astra Plinius - celestial bodies
         Universe
           (Supercluster) Virgo-Hydra-Centaurus Supercluster
             (Supercluster) Virgo Supercluster
               (Cluster) Local Group
                 (Galaxy) Milky Way Galaxy veter.
                   (Spiral arm) Orion Arm
                     (Region) Local Bubble
                       Local Interstellar Cloud
                         (Planetary system) Solar System
                           (Planet-satellite system) Earth System
                             (Planet) Earth veter.
                               "spheres" (Earth)
                                 (Sphere) Biosphere (Earth) - zone of life
                                   "geopolitical regions"
                                     (Region) World
                                       (Region) Old World
                                         (Region) Eurasia
                                           (Region) Europe
                                             (Region) Southwestern Europe
                                               (Region) Iberia
                                                 (Country) Spain (1492-present)
                                                   (Autonomous community) Andalucía (Spain)
                                                   (Autonomous community) Aragón (Spain)
                                                   (Autonomous community) Asturias (Spain)
                                                   (Autonomous community) Baleares (Spain) - Balearic Islands
                                                   (Autonomous community) Cantabria (Spain)
                                                   (Autonomous community) Castilla y León (Spain)
                                                   (Autonomous community) Castilla-La Mancha (Spain)
                                                   (Autonomous community) Cataluna (Spain) - Catalonia
                                                   (Autonomous town [pop. 50k - 100k]) Ceuta (Spain)
                                                   (Autonomous community) Comunidad Valenciana (Spain) - Valencian Community
                                                   (Autonomous community) Extremadura (Spain)
                                                   (Autonomous community) Galicia (Spain)
                                                   (Autonomous community) La Rioja (Spain)
                                                   (Autonomous community) Madrid (Spain)
                                                   (Autonomous populated place) Melilla (Spain)
                                                   (Autonomous community) Murcia (Spain)
                                                   (Autonomous community) Navarra (Spain)
                                                   (Autonomous community) País Vasco (Spain) - Basque Country