(Diamond Head, 11-02-(c) across dry land at Diamond Head in Honolulu, Honolulu County, HI. 18th Av. S. 0.3 miles from jct with Kilauea Av., W. (right) on Diamond Head Rd. 150’, left into Diamond Head Crater & follow the road 0.4 miles to the bridge to the N. (right) 350’. (N21 15.844 W157 48.177) Photos by Karl Young Jr 4-19-18.