TRAVELCruise ship tours: Oceania Cruises' SirenaOriginally built in 1999, the 684-passenger Sirena joined the Oceania Cruises fleet in April 2016 after a massive, $50 million overhaul.Oceania CruisesOriginally built in 1999, the 684-passenger Sirena joined the Oceania Cruises fleet in April 2016 after a massive, $50 million overhaul.Jason Lasecki, Oceania CruisesThe hub of Sirena's outdoor decks is the pool area on Deck 9.Gene Sloan, USA TODAYSirena has a single large pool flanked by twin hot tubs and plush lounge chairs.Gene Sloan, USA TODAYThe main pool area features two rows of comfortable loungers for two. Behind them is the Waves Bar, which serves drinks during the day.Gene Sloan, USA TODAYOne of the two hottubs on Sirena's main pool deck.Gene Sloan, USA TODAYAmong little touches on Sirena, lounge chairs around the main pool are covered daily in plush fabric covers.Gene Sloan, USA TODAYMore lounge chairs can be found at the front of the ship on Deck 11.Gene Sloan, USA TODAYAt the top of Sirena on Deck 11 overlooking the bow is a golf putting green.Gene Sloan, USA TODAYThe top of Sirena also is home to a shuffleboard court.Gene Sloan, USA TODAYJust steps away from the main pool on the starboard side of Deck 9 is Waves Grill, which serves burgers and other casual fare at lunch.Gene Sloan, USA TODAYWaves Grill also offers a light, self-serve breakfast in the morning.Gene Sloan, USA TODAYOne deck up from Sirena's pool is a jogging/walking track.Gene Sloan, USA TODAYAlso located on Deck 9 is a small outdoor lounge area that is one of the few spaces on the ship where smoking is allowed.Gene Sloan, USA TODAYLike ocean liners of old, Sirena features a grand staircase rising from its Reception Hall on Deck 4 to Deck 5, which is the hub of the ship's interior.Gene Sloan, USA TODAYSeating areas are located on Deck 4 on both sides of the grand staircase.Gene Sloan, USA TODAYSirena's grand staircase rises to the Upper Hall on Deck 5, which is topped with a glass dome.Gene Sloan, USA TODAYSirena's Upper Hall is lined with wood paneling.Gene Sloan, USA TODAYThe Upper Hall is lined with wood paneling and elegant furnishings including several comfortable seating areas.Gene Sloan, USA TODAYA grand piano in the Upper Hall is the scene of live performances during evenings.Gene Sloan, USA TODAYThe Upper Hall also is home to two small boutiques that sell jewelry and clothing.Gene Sloan, USA TODAYMoving forward from the Upper Hall on Deck 5, passengers arrive at Sirena's main bar, the wood-paneled Martini's.Gene Sloan, USA TODAYMoving forward from the Upper Hall on Deck 5, passengers arrive at Sirena's main bar, the wood-paneled Martini's.Gene Sloan, USA TODAYLike the Upper Hall, Martini's is filled with comfortable furnishings and has the feel of an elegant living room in a private home.Gene Sloan, USA TODAYMartini's is a popular gathering point for passengers before and after dinner.Gene Sloan, USA TODAYMartini's has its own piano where a pianist performs nightly during happy hour and into the evening.Gene Sloan, USA TODAYAdjacent to Martini's is Sirena's small casino, which offers several gaming tables.Gene Sloan, USA TODAYThe Casino also has more than a dozen slot machines.Gene Sloan, USA TODAYJust aft of the Upper Hall is Baristas, a coffee bar serving cappuccinos and other espresso drinks.Gene Sloan, USA TODAYLined with a faux fireplace and bookshelves, Baristas has a cozy feel.Gene Sloan, USA TODAYCroissants and cookies for the taking at Baristas.Gene Sloan, USA TODAYAt the back of Deck 5 is the Grand Dining Room, Sirena's main restaurant.Gene Sloan, USA TODAYThe Grand Dining Room serves European-inspired cuisine as well as health-focused signature dishes from the famed Canyon Ranch spa.Gene Sloan, USA TODAYAt lunchtime, the Grand Dining Room turns into Jacques Bistro, serving dishes designed by famed French chef Jacques Pepin.Gene Sloan, USA TODAYCuisine is a major focus on Sirena, which has four restaurants. Among them: Tuscan Steak, an Italian steakhouse that is a new concept for Oceania.Gene Sloan, USA TODAYTuscan Steak offers a mix of dishes found at two restaurants on other Oceania ships, Polo Grill and Toscana.Gene Sloan, USA TODAYSirena is the first of Oceania's four 'R class' ships to have Red Ginger, an Asian eatery that first debuted on the line's Marina in 2011.Gene Sloan, USA TODAYRed Ginger is at the top of the ship on Deck 10, just across from the ship's library.Gene Sloan, USA TODAYSirena also has a casual, buffet eatery called Terrace Cafe.Gene Sloan, USA TODAYLocated on Deck 9 near the ship's main pool, Terrace Cafe is open for breakfast, lunch and dinner.Gene Sloan, USA TODAYThe Terrace Cafe buffet features a wide array of dishes including fresh-grilled lobster and steaks at dinnertime.Gene Sloan, USA TODAYThe Terrace Cafe has outdoor seating overlooking the rear of the vessel.Gene Sloan, USA TODAYLocated at the front of Deck 9 is the Canyon Ranch SpaClub.Gene Sloan, USA TODAYOperated by Arizona-based Canyon Ranch, the spa has four treatment rooms for massages, facials and other treatments.Gene Sloan, USA TODAYSeparate changing rooms for men and women at the Canyon Ranch SpaClub feature steam rooms.Gene Sloan, USA TODAYTowels at the ready in the men's changing room at the Sirena's Canyon Ranch SpaClub.Gene Sloan, USA TODAYShowers in a changing room at the Canyon Ranch SpaClub.Gene Sloan, USA TODAYLocated at the very front of Deck 9, the Spa Terrace is a private enclave for passengers receiving treatments at the Canyon Ranch SpaClub.Gene Sloan, USA TODAYThe Spa Terrace has several comfortable lounge chairs in addition to a hot tub.Gene Sloan, USA TODAYA waiting area within the Canyon Ranch SpaClub.Gene Sloan, USA TODAYTea and lime-infused water awaits spagoers at the Canyon Ranch SpaClub.Gene Sloan, USA TODAYSirena has 342 cabins, most of which are of the size seen in this picture, which shows what the line calls a Veranda Stateroom.Gene Sloan, USA TODAYVeranda Staterooms have a small sitting area with a compact sofa and table across from a desk.Gene Sloan, USA TODAYThe desk area in a Veranda Stateroom on Sirena.Gene Sloan, USA TODAYVeranda Staterooms feature built-in, floor-to-ceiling armoires.Gene Sloan, USA TODAYThe built-in armoires in Sirena's Veranda Staterooms have drawers as well as space for hanging clothes.Gene Sloan, USA TODAYBeds in Veranda Staterooms are topped with plush down comforters and are flanked by side tables.Gene Sloan, USA TODAYPlush robes for passenger use are located inside the built-in armoires in Veranda Staterooms.Gene Sloan, USA TODAYOne of the drawbacks to Sirena as compared to Oceania's newer ships is that its cabin bathrooms are relatively small and plain. Here, a Veranda Stateroom bathroom.Gene Sloan, USA TODAYVeranda Stateroom bathrooms are stocked with upscale Bulgari toiletries.Gene Sloan, USA TODAYA Veranda Stateroom balcony.Gene Sloan, USA TODAYCabins on Sirena have both U.S.- and European-style electrical outlets.Gene Sloan, USA TODAYCabins on Sirena come with miniature refrigerators stocked with complimentary sodas and water.Gene Sloan, USA TODAYThe largest cabins on Sirena are its six Owner's Suites, which measure nearly 1,000 square feet.Gene Sloan, USA TODAYOceania completely revamped Sirena's Owner's Suites after taking over the ship from Princess.Gene Sloan, USA TODAYLocated at the back of the ship on Decks 6, 7 and 8, Owner's Suites have separate living rooms and bedrooms.Gene Sloan, USA TODAYA feature of Sirena's Owner's Suites are large bathrooms with walk-in showers.Gene Sloan, USA TODAYA built-in desk area in the bedroom is a new feature of Owner's Suites.Gene Sloan, USA TODAYOwner's Suites have large balconies overlooking the rear of the ship.Gene Sloan, USA TODAYAnother category of larger cabins on Sirena are its 52 Penthouse Suites, which measure 322 square feet.Gene Sloan, USA TODAYPenthouse Suites received a major makeover during the overhaul of Sirena in dry dock in April 2016.Gene Sloan, USA TODAYPenthouse Suites come with butler service and other perks such as priority embarkation.Gene Sloan, USA TODAYAmong the biggest changes to Penthouse Suites during the renovation of Sirena was a complete revamping of bathrooms.Gene Sloan, USA TODAYOceania removed the bathtubs from Penthouse Suites and installed large, glass-walled showers.Gene Sloan, USA TODAYPenthouse Suites feature a built-in desk area and floor-to-ceiling, built-in armoires.Gene Sloan, USA TODAYPenthouse Suites have seating areas that include a large sofa, chairs and a table.Gene Sloan, USA TODAYPenthouse Suite balconies are wider than those found in Sirena's standard balcony cabins.Gene Sloan, USA TODAYSelf-serve laundrettes are located on cabin decks and are lined with machines that operate on tokens available for purchase at Reception.Gene Sloan, USA TODAYOne of the best views on board Sirena is from the Horizons lounge on Deck 10, which overlooks the front of the ship.Gene Sloan, USA TODAYThe Horizons lounge on Sirena has gotten a major makeover that included the removal of room dividers that blocked the views.Gene Sloan, USA TODAYThe bar in Horizons also features a new look on Sirena as compared to sister ships such as Nautica and Regatta.Gene Sloan, USA TODAYAs with Oceania's other 'R class' ships, the Horizons lounge features an enclosed room for smokers.Gene Sloan, USA TODAYLocated on Deck 10, the Library is a charming retreat with comfortable chairs and built-in bookcases lined with a wide range of books that passengers can borrow.Gene Sloan, USA TODAYThe Library features wood-paneled walls and a faux fireplace.Gene Sloan, USA TODAYBookshelves line the walls of the Library.Gene Sloan, USA TODAYThe Card Room, located on Deck 9 near the Canyon Ranch SpaClub, is a clubby space with tables for games.Gene Sloan, USA TODAYScrabble, Monopoly and puzzles are available for passenger use in the Card Room.Gene Sloan, USA TODAYSirena's Fitness Center is located on Deck 9 near the spa.Gene Sloan, USA TODAYThe Fitness Center has a full range of weight machines as well as cardio machines.Gene Sloan, USA TODAYOutdoor promenades line both sides of Sirena on Deck 5.Gene Sloan, USA TODAYThe Destinations Services desk in the Reception Hall on Deck 4 is where passengers can arrange shore excursions.Gene Sloan, USA TODAYThe Sirena's reception desk is located at the bottom of the grand staircase on Deck 4.Gene Sloan, USA TODAYA future cruise desk where passengers can book more Oceania sailings is located in the Upper Hall.Gene Sloan, USA TODAYA life buoy atop Sirena.Gene Sloan, USA TODAYA portrait of Sirena's godmother, chef and cookbook author Claudine Pepin, can be found on Deck 4 in the Reception Hall.Gene Sloan, USA TODAY