3.18. Indoor maps
An indoor map is an item that's used for designing and displaying layouts for buildings with multiple levels on Yandex.Maps (railway terminals, airports, shopping malls, business centers, and others).
For example, here is the map of the second level (floor) of Terminal D of Sheremetyevo Airport:
Such maps have a hierarchical structure: each indoor map is tied to the building's layout and divided into levels. Levels usually match the floor plans and correspond to the building's floors. Each level (floor) is divided into areas of different types. Each level can include barriers, amenities (elevators, stairs, fountains, etc.), information items (such as information boards), and places (businesses) of different types.
The rules for drawing and adding attributes to indoor maps are given in the following sections: