Tessellation Featuring Regular Tetrakaiicosagons

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Tessellation Featuring Regular Tetrakaiicosagons

Tessellation Using Only Non-Convex Polygons

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Tessellation Using Only Non-Convex Polygons

Tessellation Featuring Kites and Six-Pointed Stars #2

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Tessellation Featuring Kites and Six-Pointed Stars #2

Tessellation Featuring Kites and Six-Pointed Stars

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Tessellation Featuring Kites and Six-Pointed Stars

Cluster of Twenty-One Icosidodecahedra

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Cluster of Twenty-One Icosidodecahedra

One of the icosidodecahedra is in the center, and the others are attached to its twenty triangular faces.

Software credit: I used Stella 4d to build this. It is available at http://www.software3d.com/Stella.php.

Compound of Four Hexagonal Dipyramids

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Compound of Four Hexagonal Dipyramids

Created using Stella 4d, available at http://www.software3d.com/Stella.php.

Tessellation Using Pentagons and Rhombi

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Tessellation Using Pentagons and Rhombi

Spectral Sunrise

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Spectral Sunrise

Compound of an Octahedron and Two Triakis Tetrahedra

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Compound of an Octahedron and Two Triakis Tetrahedra

Created with Stella 4d, available at http://www.software3d.com/Stella.php.

A Cluster of Seventeen Truncated Cubes with Tetrahedral Symmetry

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A Cluster of Seventeen Truncated Cubes with Tetrahedral Symmetry

Software credit: see Stella 4d, available (including a free trial download) at http://www.software3d.com/Stella.php.