Its distinctive color, like other pink-sand beaches around the world (page 309), is the product of foraminifera, a single-celled microorganism with a reddish shell.

Punaluʻu Beach, Hawaii Punaluʻu Beach is located on the southeastern coast of the Big Island in Hawaii. It's renowned for its stunning black sand beaches formed from lava flowing into the ocean.

Beach house buyers generally look for water access, sea views and pink sunsets. An often-overlooked aspect: the sand. In coastal areas, real-estate agents ask in granular detail for the grounds ...

Which beaches in Hawaii are worth a visit? Practically all of them, but some feature better scenery or waters for surfing or ...

A local's beach guide to Hawaii: Black sand or crystal clear waters, here are the beaches you need to visit ...