The Wailua Bell Stone, or Pohaku Kani (lava rock sound) is a fairly flat, oblong-shaped stone of roughly 12 square feet in area that produces a bell-like tone when struck with an object such as a ...

"You walk in, and what part of this looks like a Taco Bell ... the simple stone outdoor seating with a fountain, shrubbery, white picket fences and porcelain elephant-shaped planters.

Hollow glass blocks assembled similarly to a self-supporting stone arch ... curved shape that allows them to nestle on top of each other and build the progressively arching bell shape.