National Natural Landmarks

Diamond Head

Diamond Head
Diamond Head

Diamond Head is one of the best exposed and preserved examples of a typical volcanic cone of altered basaltic glass. It shows the bedding structure of the cone and the character of the rock.

Location: Oahu Island, HI ; Oahu County, HI

Year designated: 1968

Acres: 128

Ownership: Federal, State

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Please remember, National Natural Landmarks (NNLs) are not national parks. NNLs are owned by a variety of public and private entities and allowing visitation is at their discretion. Many NNL sites maintain public websites where additional information may be found.

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