Walter Pyramid
The Walter Pyramid was designed by Don Gibbs. It was built by the Nielson Construction Company of San Diego.  The building of Walter Pyramid cost approximately $22 million dollars.  Each side of the perimeter of Walter Pyramid measures , making it a mathematically true pyramid.  It is one of only three true pyramid-style buildings in the United States. The others are the Luxor Hotel Vegas in Las Vegas, Nevada, and Pyramid Arena in Memphis, Tennessee.