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) Americas
                                         (Region) North America
                                           (State) Alaska (United States)
                                             (Division) Aleutians East Borough (Alaska)
                                             (Division) Aleutians West Census Area (Alaska)
                                             (Division) Anchorage Borough (Alaska)
                                             (Division) Bethel Census Area (Alaska)
                                             (Division) Bristol Bay Borough (Alaska)
                                             (Division) City and Borough of Juneau (Alaska)
                                             (Division) City and Borough of Sitka (Alaska)
                                             (Division) City and Borough of Wrangell (Alaska)
                                             (Division) City and Borough of Yakutat (Alaska)
                                             (Division) Denali Borough (Alaska)
                                             (Division) Dillingham Census Area (Alaska)
                                             (Division) Fairbanks North Star Borough (Alaska)
                                             (Division) Haines Borough (Alaska)
                                             (Division) Hoonah-Angoon Census Area (Alaska)
                                             (Division) Kenai Peninsula Borough (Alaska)
                                             (Division) Ketchikan Gateway Borough (Alaska)
                                             (Division) Kodiak Island Borough (Alaska)
                                             (Division) Lake and Peninsula Borough (Alaska)
                                             (Division) Matanuska-Susitna Borough (Alaska)
                                             (Division) Nome Census Area (Alaska)
                                             (Division) North Slope Borough (Alaska)
                                             (Division) Northwest Arctic Borough (Alaska)
                                             (Division) Petersburg Census Area (Alaska; 2008-present)
                                             (Division) Prince of Wales-Hyder Census Area (Alaska; 2008-present)
                                             (Division) Prince of Wales-Outer Ketchikan Census Area (Alaska; -2008)
                                             (Division) Skagway Borough (Alaska)
                                             (Division) Southeast Fairbanks Census Area (Alaska)
                                             (Division) Valdez-Cordova Census Area (Alaska)
                                             (Division) Wade Hampton Census Area (Alaska)
                                             (Division) Wrangell-Petersburg Census Area (Alaska; -2008)
                                             (Division) Yukon-Koyukuk Census Area (Alaska)