Hawaiian Petroglyphs: A gallery of historic and prehistoric rock art from two locations on the island of Lanai.
Rock Art of Hawai'i: Photos of petroglyphs from remote prehistoric rock art galleries of Hawaii, the Big Island. View unpublished images of an ancient belief-system whose meanings are lost in time.
Volcanic Soils Yield New Clues About The Emergence Of Powerful Chiefdoms In Hawaii: From Science Daily, researchers conclude that relatively recent volcanic eruptions on Maui and the island of Hawai'i produced a handful of sites with soil nutritionally rich enough to raise large quantities of sweet potatoes.