Hawaii Travel Information | Official Hawaiian Islands Vacation Guide | Go Hawaii Hawaii, Hawaiian Islands, Hawaii Travel, Hawaii Vacation Walk in fee is just $1.00 per person and rental car parking is just $5.00. The Diamond Head Visitor Center The Diamond Head Visitor Center is a partnership between the Division of State Parks and Pacific Historic Parks and is located within Diamond Head crater; at the beginning of the hiking trail. Open 365 days a year from 7am to 3:30pm.