4- OLOʻUPENA FALLS
Olo'upena Falls, or Oloupena Falls is a the fourth highest waterfall in the world. It is located in the north-eastern part of Hawaiian Island of Molokai. This waterfall is located in north-eastern part of Hawaiian. The falls is falling over the edge of one of the tallest sea side cliffs of the world, located between the Wailau and Pelekunu valleys and have formed on a short, seasonal stream. They have gnawed a groove in the cliff-face and can be observed only from the ocean or air.