[Execute on overpass](http://overpass-turbo.eu/?Q=%5Bout%3Ajson%5D%5Btimeout%3A90%5D%3B(%20%20%20%20nwr%5B%22information%22%3D%22map%22%5D(%7B%7Bbbox%7D%7D)%3B%0A%20%20%20%20nwr%5B%22tourism%22%3D%22map%22%5D(%7B%7Bbbox%7D%7D)%3B%0A)%3Bout%20body%3B%3E%3Bout%20skel%20qt%3B)
- This map is based on OpenStreetMap corresponds with <ahref='https://wiki.openstreetmap.org/wiki/Key:map_source'target='_blank'>map_source</a>=<ahref='https://wiki.openstreetmap.org/wiki/Tag:map_source%3DOpenStreetMap'target='_blank'>OpenStreetMap</a>
- OpenStreetMap is clearly attributed, including the ODBL-license corresponds with <ahref='https://wiki.openstreetmap.org/wiki/Key:map_source:attribution'target='_blank'>map_source:attribution</a>=<ahref='https://wiki.openstreetmap.org/wiki/Tag:map_source:attribution%3Dyes'target='_blank'>yes</a>
- OpenStreetMap is clearly attributed, but the license is not mentioned corresponds with <ahref='https://wiki.openstreetmap.org/wiki/Key:map_source:attribution'target='_blank'>map_source:attribution</a>=<ahref='https://wiki.openstreetmap.org/wiki/Tag:map_source:attribution%3Dincomplete'target='_blank'>incomplete</a>
- OpenStreetMap wasn't mentioned, but someone put an OpenStreetMap-sticker on it corresponds with <ahref='https://wiki.openstreetmap.org/wiki/Key:map_source:attribution'target='_blank'>map_source:attribution</a>=<ahref='https://wiki.openstreetmap.org/wiki/Tag:map_source:attribution%3Dsticker'target='_blank'>sticker</a>
- There is no attribution at all corresponds with <ahref='https://wiki.openstreetmap.org/wiki/Key:map_source:attribution'target='_blank'>map_source:attribution</a>=<ahref='https://wiki.openstreetmap.org/wiki/Tag:map_source:attribution%3Dnone'target='_blank'>none</a>
- There is no attribution at all corresponds with <ahref='https://wiki.openstreetmap.org/wiki/Key:map_source:attribution'target='_blank'>map_source:attribution</a>=<ahref='https://wiki.openstreetmap.org/wiki/Tag:map_source:attribution%3Dno'target='_blank'>no</a>