Topkapi Saray, Istanbul

• The symmetry group of the tiling is 2*22 (cmm).
• All the internal angles of the constituent polygons are a multiple of 36°.
• Contains 12 regular two-pointed star polygons with vertex angle of 72°.
• Contains 13 regular pentagons.
• Contains two regular 10-pointed star polygons with vertex angle of 72°.
• There are 10 non-regular reflective tiles (including 2 kites).
• The tiling satisfies the interlace condition and has five finite interlaces and one infinite interlace with straight cross-overs.
• The tiling is edge-to-edge.
• As drawn, contains about 715 polygons.

1. Photo by David Wade: TUR 0210 (Topkapi Palace, Istanbul, Turkey) of David Wade. Website: patterninislamicart.com, UK, 2015. [wadei] {Website}

• Wade photo TUR 0210

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