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) "surface" (Earth)
                                   (Continent) Afro-Eurasia
                                     (Continent) Eurasia
                                       (Continent) Europe
                                         "Greece" (Europe; coast)
                                           (Archipelago) Northern Sporades (Greece)
                                             1 (Island) Skiathos (Greece)
                                             2.1 (Island) Skopelos (Greece)
                                             2.2 (Island) Alonnisos (Greece)
                                             2.3 (Island) Peristera (Greece)