Dolphins are considered the smartest marine animals due to their adept communication skills and resemblance to Socrates. See dolphins intellectualize the flip with today's Groupon: for $42, you get an annual family membership—which admits four people—to Clearwater Marine Aquarium (an $85 value).

Founded in 1972, Clearwater Marine Aquarium dedicates itself to preservation and educating the public on its efforts in the rescue, rehabilitation, and release of marine life. Membership grants the pass holder free yearlong access to the aquarium's vast array of animals and activities as well as invitations to private events, a 10 percent discount in the gift shop, and the ability to send whales to their home planet. The panoply of exhibits includes Turtle Cove and the Atlantis Theater, where viewers experience the rescue, rehab and release of marine life. Thrilling dolphin presentations feature Winter the dolphin, star of the upcoming kids' film Dolphin Tale, performing titillating aeronautical feats and waxing rhapsodic to James Lipton.

Membership to CMA comes loaded with reciprocal benefits, including half off admission year-round to Bok Tower Gardens, free admission year-round to science museum G.WIZ, and more than one dozen others.