Hawaii, Oahu, Windward, Closeup of coconut sprouting on sandy beach, ocean and Koolau mountains in background.

Hawaii, Oahu, Pali and cliffs on Windward side of Koolau Mountains.

c.1931, Art by J.H. Sharp, Colorful Koolau mountian range and clouds.

Hawaii, Oahu, Koolau Mountains, Lush greenery in foreground.

Hawaii, Oahu, Koolau Mountains, Haiku Gardens in foreground.

Hawaii, Oahu coast, cliffs of Ko'olau Mountains from Pali Lookout B1529

Hard coral and Koolau mountains. Hawaii Institute of Marine Biology. Coconut Island, Oahu. Hawaii, North Pacific

Koolau mountains. Oahu. Hawaii, North Pacific

Hawaii, Oahu, Mokulua Island, footprints in the sand, water lapping on the beach, Koolau mountains in background.

Hawaii, Oahu, Aerial of Honolulu overlooking the Koolau Mountains.

Hawaii, Oahu, Aerial of Honolulu overlooking the Koolau Mountains.

Hawaii, Oahu, Aerial of Honolulu overlooking the Koolau Mountains.

Hawaii, Oahu, Couple riding bicycles at Kualoa Ranch A07B

Hawaii, Oahu, Nuuanu Pali State Park, Ko'olau Mountains, ginger foreground twilight A43G

Hawaii, Oahu, Calm pond in foreground, Ko'olau mountains background A43C

Hawaii, Oahu, Kahaluu, Byodo-In Temple with pond foreground, Ko'olau mountains background Japanese religion A42D

Hawaii, Oahu, Valley of the Temples by Ko'olau Mountains, clear blue sky, reflections C1551

Hawaii, Oahu, rugged Ko'olau mountains at sunrise, pink orange clouds shadow D1532

Hawaii, Oahu, Byodo-In Temple with trees landscape across bridge Ko'olau mountains D1528 blue sky

Hawaii, Oahu, close-up angled view of hiking couple Ko'olau mountains background A07G

Hawaii, Oahu, Calm pond in foreground, Ko'olau mountains background (Sepia photograph).

Antique Postcard, Hawaii, Oahu, Nuuanu, Pali Lookout.

Hawaii, Oahu, Kualoa Ranch, Paniolo on horseback herding cattle into corral.

Hawaii, Oahu, Ahuimanu Valley, Valley of the Temples, Byodo-In Temple mirrored in pond.