Veteran sailor and author Craig B. Smith will discuss "Rogues, Freaks and Giants —the Story of Extreme Waves" at 6:30 p.m. July 30 at the Hawai'i Maritime Center.

His presentation will be followed by a book-signing event.

The museum will open at 6 p.m. Admission is $5 (free to Bishop Museum members) and includes a self-guided walk through of the museum and light refreshments.