Come to Portfest and enjoy lots of maritime entertainment including music, arts & crafts, booths, and 45 minute tours of the port aboard MSI's Big Blue Boat - the Research Vessel Robert G. Brownlee. Sign up here to reserve your space aboard the 11:15 am tour. Reservations are $5 per person. No transfers or refunds. Must show up 10 minutes before departure in order to keep your reservation. Closed-toed shoes REQUIRED. Must be at least 5 years old to come aboard. Minors: Life jackets are mandatory and will be provided for children 12 and under.