Those pictures are heavily edited. When I visited Papakōlea several years ago, the sand had a green tint but looked more like this picture: https://www.smithson

Those pictures are heavily edited. When I visited Papakōlea several years ago, the sand had a green tint but looked more like this picture: https://www.smithsonianmag.com/photocontest/detail/natural-world/papakolea-beach/ https://www.smithsonianmag.com/photocontest/detail/natural-w...