world-hierarchy
One omniverse
Multiple multiverses in the omniverse
Maps at all levels of multiverse heirarchy
Maps can be linked arbitrarily
Maps should have a default "zoom out" link
Many locations on a map will have a "zoom in" link
Multiple planes in each multiverse
One or more worlds in each plane
Multiple continents on each world
Multiple regions on each continent * Multiple sections in each region
Different terrain types in each section _ Multiple buildings in each inhabited area _ Multiple places in each building
Multiple campaigns in each multiverse
Multiple adventures in each campaign
One or more sessions in each adventure
Many thing types in each multiverse
XXXX: How are thing types classified, generally speaking?
Some thing types have variations or special attributes
Many things of each type
Some things have names
Some thing types are creature types
Many species in each creature type
Many creatures in each species
Some creatures are monsters
Some creatures are characters
Many generic characters _ Fewer unique characters _ Mostly NPCs among the unique characters * One or more PCs among the unique characters
Things may have locations
Things may be in containers, or attached to other things
Things map many:many to groups
Groups may share a single location or be split, and may move
Some groups are adventuring parties
One or more adventuring parties per session/adventure/campaign
Some groups are mobs
Some groups grant special attributes to their members