Mauna Loa Visiting and Tours
Tour Information for General Public
Tours of the Mauna Loa Observatory are performed by appointment only. To arrange for a tour please use the "General Visitors Link" below. Please note that the Mauna Loa Observatory is not an astronomical observatory and those interested in astronomy should visit http://www.ifa.hawaii.edu/info/vis/
Visiting Scientists
If you are visiting to work at the site, please go to the "Visiting Scientists Link" below.
Directions to MLO sites
If you need directions to the observatory or the Hilo office from around the Big Island, please use the "Get Directions and Maps Link" below.
Preparation Checklist
Everyone should look at the Preparation Checklist before heading up to the observatory.