This was a project by Jon Choate and his students at Groton School. (Jon is the co-author of my GeomeTricks books.)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg1ddc1AgCyq7ImIamLUGntCoAmq8s-FdeSTsWHXk1ZdFkfQxzwB7pM3oHHkP06Z5PsCoCXVpzr8HxlNLNdYxPRoOEMp4acLnBa4247VY1IdaiSCJOaNrw9ST4TeDFeRPUY0AxYVfagUrJC/s320/poleyhedra.png)
The dome itself is a polyhedron, and you can take a tour inside to see many colorful polyhedra "sculptures" on display stands. To take the tour, just click the Scene tabs at the top of the SketchUp window. Very cool!