Carnival Horizon deck 12 plan (Spa-Cabins-Sports-WaterWorks)

The fore-located Cloud 9 Spa and Fitness Center (open between 6 am - 10 pm) is the lower level of the ship’s wellness complex. On this level are located the Gymnasium (complimentary, floor-ceiling windows, equipped with free weights /TROY dumbbells, weight machines, treadmills, steppers, ellipticals, recumbent exercise cycles, Concept 2/indoor rowing machines, Kinesis wall), Fitness Studio (for classes), Flywheel (cycling studio), Thermal Suite (chambers), VIP Suite (private massage room with Large Whirlpool), Spa Reception, separate male/female lockers (2 changing rooms, each with complimentary sauna/steam room/showers). The lockers’ showers are glass-enclosed and multi-jet. Showerheads are massaging (1 rain head above, 4 side). Teenagers (12-17 yo) are allowed to use the wellness facilities (fitness/spa) only when accompanied by an adult. ZSPA (teen spa treatments for teenagers 12-17 yo) include facials, massages, scrubs, manicures/pedicures, hair styling-coloring-cutting. To utilize the Cloud 9 Spa facilities (treatment rooms, Thermal Suite, VIP Large Whirlpool) passengers must be at least 18 yo. They should wear bathing suits during massages and wraps. Daily, at the Ocean Plaza Lounge (aft on Promenade Deck) are scheduled complimentary health seminars (fitness-wellness-beauty) themed on aging, posture, detox, dieting, weight-loss, skincare, pro-collagen, acne attack /teens).

The Thermal Suite consists of 6 heat therapy chambers – Tepidarium (relaxation room with heated loungers /ergonomically shaped, 38 C / 100 F), Laconium (dry heat bath, 55-65 C / 131-149 F), Aroma Steam Bath (aromatic steam grotto, 40-50 C / 104-112 F), Oriental Steam Bath (aka Caldarium, high humidity heat, 40-50 C / 104-112 F), Hammam Chamber (Turkish bath, 45 C / 113 F), Infrared Heat Chamber (mild radiation heating system). Thermal Suite facilities offer unlimited access to passengers booked in Spa staterooms. Depending on the itinerary length, full-cruise Thermal Suite passes are priced as follows – 5-day ($119 pp), 6-day ($139 pp), 7-day ($169 pp), 8-day ($189 pp). Currently, day-passes (priced $40 pp) are not available.

Some fitness classes are complimentary (aerobics, stretching, abs, body conditioning, Tai Chi) and some are at fee pp (Yoga, Pilates, spinning, boot camp, indoor cycling, personal training sessions). Follows the list of offered on Carnival cruises fitness classes (led by professional trainers). In brackets are shown duration in minutes and cost (prices in USD pp) – Personal Training (60 min $85 / 3 courses $210), Nutritional Consultation (60 min $85), Metabolism Test (30 min $35), Boot Camp (4-day body sculpturing $120). Priced at $12 pp are Tour de Cycle (indoor cycling, 45 min), Pathway to Yoga (45 min) and Pathway to Pilates (45 min).

Carnival Seaside Theatre is a complimentary outdoor cinema with a huge LED screen overlooking the forward/midship swimming pool area (on deck 10). The Cinema also has a stage (for live performances and games) and is used daily for showing funny videos, TV shows, concerts, live sporting events, and nightly for watching movies with complimentary provided popcorn.

The aft-located SportSquare sports complex (served by the Sports Bar) has an outdoor relaxation area, an indoor club-style venue (The Clubhouse Bar), SkyGreens (18-hole mini-golf course /on 2 levels), SkyFitness (outdoor gym), Ping-Pong Tables, and a multisport combined court (full-size court for basketball, volleyball, football).

Sea Dogs is a hot-dog stand open on seadays only (between 11 am – 4 pm, complimentary). This hotdog-shaped cart is positioned within the SportSquare’s relaxation area. The SeaDog stand offers 1/4 pound (110 gr) all-beef hotdogs with traditional toppings (mustard, ketchup, sauerkraut, onions, relish).

Spa Deck's aft section also has the full-circle Sky Track - Power Walking/Jogging Track (2-lane / 10 laps = 1 mi).

Spa Deck passenger cabins from 12201 to 12221, of which 4S – Cloud 9 Spa Interior rooms, 8S Cloud 9 Spa Balcony rooms.

Dr Suess WaterWorks (aquapark with slides)

Carnival Horizon ship's "Dr Suess WaterWorks" is a themed aquapark with two distinctly different slides, both located on Deck 12. The "Cat in the Hat" waterslide (raft slide with 1- and 2-person rafts) features kaleidoscopic visual effects and has length 137 m (450 ft). Its entrance is a giant replica of the Cat's red-and-white hat. The whole waterslide is colored in red and white, making it one of the ship's most distinctive features.

The "Fun Things" waterslide (named after "Thing 1" and "Thing 2") is an enclosed tube slide with polka dot-motif and length 65 m (213 ft). Dr Seuss theme characters decorate the entire Carnival WaterWorks complex. Numerous memorable phrases from Dr Seuss books are displayed on clear partitions surrounding the facility.

Dr Seuss' presence is also featured in other parts of the ship, including the Dr Seuss Bookville kids play area and at all themed onboard events (Green Eggs & Ham Breakfast, Story Time, Seuss-A-Palooza Parade). 

Dr Suess WaterWorks (open between 10 am - 5 pm) also includes a Splash Zone (water attractions – fountains, water spray cannons) and 2 mini racing slides (for kids).

To ride the water slides, passengers must be at least 107 cm / 42 inches tall (no weight restrictions). Minor passengers (kids under 13 yo) need a parents’ permit. Eyeglasses must be affixed with head straps. Not permitted are – not toilet trained kids (also in diapers/swim diapers), multiple riders, flotation devices, swimwear with exposed metal parts (zippers, buckles, rivets, ornamentation), jewelry/accessories, the use of Splash Park areas without adult supervision.

Dr Suess WaterWorks park with slides

SportSquare complex (aft-located sports court)