Waipiʻo Valley from the lookout on the Hāmākua coast, the lava fields of Volcanoes National Park, Waikīkī from the water and Pearl Harbor.
Waipiʻo Valley's walls rise about 600 metres; the road down is one of the steepest in the United States.
Waipio Valley black sand beach and sea cliffs, HawaiiLicensePrintSun sets over the ocean between Waikiki high-rise towersLicenseSailboats and catamarans dotting the horizon off Waikiki, OahuLicenseDiamond Head volcanic crater rising above Waikiki Beach, HonoluluLicenseYellow sailing catamaran anchored off the Waikiki high-rise skylineLicenseSymmetrical cabin interior of a passenger submarine with rows of portholesLicenseDark shape gliding over a rocky seabed viewed from a submarine windowLicensePyramid-shaped artificial reef teeming with fish underwaterLicensePair of trevally fish swimming over a sandy ocean floorLicenseSunken WWII-era aircraft wreck resting on the ocean floorLicenseSunken ship's bow covered in fish and marine growthLicenseTorpedo room interior of a historic WWII submarine with brass tubesLicenseOpen hatch of a submarine bulkhead revealing electrical machineryLicenseClose-up of a vintage salt water depth gauge inside a submarineLicenseRows of pressure gauges and valves inside a historic submarineLicenseMuseum display case of a WWII sailor's personal belongings and uniformLicense