We offer the NELHA/HOST Park Private Tours are Monday, Tuesday, Wednesday & Friday at 10 AM (except holidays) & the Guided Coastal Natural History Tours are offered Wednesdays at 8 AM (except holidays)

Book online now!


If a particular date does not open for booking, it is because it is unavailable at this time.

For further questions call 808-329-8073 or email kcs@kcshi.org.

Come see, experience and learn about the Hawaii Ocean Science and Technology (HOST) Park administered by the Natural Energy Laboratory of Hawaii Authority (NELHA), up-close.