Royal Palace Museum, Fez

• The symmetry group of the tiling is *442 (p4m).
• All the internal angles of the constituent polygons are a multiple of 15°.
• Contains one regular 8-pointed star polygon with vertex angle of 90°.
• Contains one regular 12-pointed star polygon with vertex angle of 60°.
• There are 7 non-regular reflective tiles (including one kite).
• The tiling satisfies the interlace condition and has no finite interlace and two infinite interlaces with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 543 polygons.

1. Fig 11.3c photo from [ww]
2. Page 234 (Royal Palace Museum, Fez, Morocco. Monumental door, designed by maallem El Bouri) from [castera]
3. Vol 2, page 238 (/2) and page 286 (Royal Palace, Marrakesh, Morocco. 30 cms square painted door - different colours) from [paccard]
4. Vol 2, page 405 (Dar Fasiya, Fez, Morocco) from [paccard]

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