Atlantis Submarines offers children a free marine adventure during May Day weekend.

The Keiki May Day Special is good for any child under 12 from May 1, through

May 3, for the submarine tours offered by Atlantis Submarines in Waikiki, Lahaina, and Kona, as well as for the Sunset Dinner Cruise offered by Atlantis Navatek Cruises. Children must be accompanied by a paying adult.

Atlantis carry passengers to depths of up to 125 feet to view stunning marine life that includes green sea turtles, stingrays, reef sharks, and seasonal humpback whales.

The quiet, battery-powered submarine features an air-conditioned cabin and large viewing ports for each seat. Children must be 36-inches tall to participate and all guests must be able to navigate a nearly vertical 7-step ladder in and out of the submarine.

Atlantis Navatek Cruises departs at 5:15 p.m.daily from Aloha Tower Marketplace.

Transportation from Waikiki hotels is included. Prices do not include harbor fee and state excise sales tax.

www.atlantissubmarines.com, 800-548-6262.