Hanakapi'ai Falls Kauai, 8 mile out & back trail, difficult trail.
Alaka'i Swamp Trail Kauai, 11 mile out & back trail, difficult trail.
Sleeping Giants Kauai, 4 mile out & back trail, medium difficulty.
Inside Kilauea's Crater Hawaii (The Big Island ), 8½ mile loop trail, medium difficulty.
Haleakala's Sliding Sands Maui, 4 mile out & back trail, medium difficulty.
Waihee Ridge Trail Maui, 4½ mile out & back trail, medium difficulty.
The Pololu Valley is the northernmost in a series of uninhabited valleys that ends at the more popular Waipio Valley.
Lahaina Harbor is home of the oldest lighthouse in the Pacific.