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Diamond Head State Monument
Crater-rim hike with the definitive view over Waikīkī.
<p>A 1.6-mile round-trip trail climbs through a 300,000-year-old volcanic crater to WWII bunkers and a 360° summit view. <strong>Reservations required</strong> for out-of-state visitors.</p>
- Time
- 1.5-2 hours