Waipiʻo Valley is a valley located in the Hamakua District of the Big Island of Hawaiʻi. "Waipiʻo" means "curved water" in the Hawaiian language.The valley was the capital and permanent residence of many early Hawaiian Aliʻi up until the time of King ʻUmi. This was a place celebrated for its nioi tree known as the Nioi wela o Paʻakalana. It was the location of the ancient grass palace of the ancient "kings" of Hawaiʻi with the nioi stands. Kahekili II raided Waipiʻo in the 18th century and burned the four sacred trees to the ground. The first chief who had a court in this valley was called Kahaimoelea.
The shore line in the valley is a black sand beach, popular with surfers. A few taro farms are located in the valley. Several large waterfalls fall into the valley to feed the river which flows from the foot of the largest falls at the back of the valley out to the ocean.The valley floor at sea level is almost 2,000…
Wikipedia https://en.wikipedia.org/wiki/Waipio_Valley
More info at Gohawaii.com http://www.gohawaii.com/en/big-island/regions-neighborhoods/hamakua-coast/waipio-valley-lookout/
Address 48-5546 Waipio Valley Rd, Waimea, HI 96743, USA
Coordinates 20°7'4.746" N -155°35'3.788" E