It is a fairly extensive mountain, essentially a square pyramid with its summit at the centre of four ridges.

The square pyramid in the example above is self-dual.

The building's construction is unique; it features a red dome in the shape of a slightly flattened square pyramid over the main pool area.

Like all pyramids, the square pyramid is self-dual, having the same number of vertices as faces.

A square pyramid can be represented by the Wheel graph W.

This can also be done with a square pyramid and five copies instead.

It is the hemihedral form of a square pyramid.

The square pyramid, with square base and four triangular outer surfaces, is a common version.

Its structure is that of five atoms of boron arranged in a square pyramid.

The cube can be cut into six identical square pyramids.