From OpenStreetMap Wiki
|Text which is written on an object.|
|Used on these elements|
|Status: In use|
|Tools for this tag|
The key inscription is used to copy the text of inscriptions, which can be found on buildings, memorials, advertising signs and other objects.
Currently there is a limit of 255 characters for values.
- inscription:url=* - URL where the inscription can be found on an external website, e.g. Wikisource (useful when the inscription is longer than the above limit)