Fifteen feet below street level, Sunken Gardens' apt name also foreshadows its four acres of koi ponds, specialized landscapes and waterfalls, and 50,000 tropical plants and flowers. Travelzoo members can make a visit to this beautiful destination through the end of this year.

Embark on one of The Tropics Boat Tours' highly rated cruises — whether you're in search of frolicking dolphins or are in the mood for a scenic sunset celebration to spend with family.

Have some fun in the sun at a park the features corkscrew slides, waterfalls, a giant wave pool, a rambling river, and other family attractions.

Enjoy thrilling coasters, interact with animals, see a show and more at Busch Gardens Tampa Bay.

Plaza Premium Lounge operates more than 180 clubhouses, lounges and locations in 25 countries and nearly 50 airports globally. Travelzoo members can indulge in the brand's pre-flight luxury at any one of select U.S. airports.

Hydrobikes combine the serenity of stand-up paddleboards with the engagement of biking. Rent one of these aquatic bikes from Monterey Bay Hydrobikes to explore 2,500 acres of marsh and tidal flats at Elkhorn Slough National Estuarine Reserve.

This was the first zoo in the United States, opening in 1874, and remains a regional favorite.

Don't just cross the Golden Gate Bridge; check out all the marine life living under it, too. Aquarium of the Bay invites Travelzoo members to its home on Pier 39 to discover its collection of more than 20,000 animals and 200 species.