Table of Contents
Boundary 
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Describes the administrative boundary, which is recognized by governments or some other organizations for administrative purposes.The administrative boundaries range from large groups of nation states to small administrative districts and suburbs. They are filtered and simplified according to the tag 'admin_level', which goes from 2 to 6 with an indication of every level of importance.
Columns
admin_level
Indicates the administrative level of importance of this boundary.
| Value | Description |
|---|---|
| 2 | country |
| 3 | territory |
| 4 | province , state |
| 5 | district |
| 6 | county |
disputed
Indicates if the boundary is controversial. ‘true’ means “disputed”.
maritime
Indicates the boundary is the maritime border, in other words, the boundary is on the water, such as sea, ocean etc.
parent
The parent administrative area of the boundary.