<P> The Quantum - class of ships debuted as the second largest class of cruise ships in the world . The Quantum - class ships were the first ships built for Royal Caribbean by Meyer Werft since the Radiance class and share many features with those ships, including indoor pools with retractable roofs, vast expanses of glass, outdoor seating in the Windjammer buffet, and self - leveling pool tables . Other distinctive features of the Quantum - class include the "North Star" observation capsule mounted on the end of a 41 - meter - long (135 ft) crane arm, "RipCord by iFLY" a skydiving simulator, the three - deck - high Two70 ° lounge and performance venue at the aft of the ship featuring panoramic windows that convert into projection screens, and the multi-purpose SeaPlex facility which hosts activities such as basketball, roller skating, bumper cars, and a trapeze school . The Quantum class was the first class designed specifically for Dynamic Dining, and feature several separate complementary dining facilities instead of a single main dining room . Each venue will maintain the same menu and staff throughout the cruise . Unlike the earlier Voyager, Freedom, and Oasis class, Quantum - class ships do not feature a Viking Crown Lounge or ice skating rink, and the Royal Promenade mall down the center of the ship is not featured in its traditional form . </P> <P> The first ship in the class, Quantum of the Seas debuted in 2014 . A second ship Anthem of the Seas debuted in 2015, A third ship Ovation of the Seas, debuted in 2016 . Spectrum of the Seas, the first ship in the Quantum - Ultra subclass, is planned for 2019, and a fifth ship is planned for 2020 </P> <Table> <Tr> <Th> Ship </Th> <Th> Year built </Th> <Th> Gross tonnage </Th> <Th> Berths (double / max) </Th> <Th> Areas of operation </Th> <Th> Homeport (s) </Th> <Th> Notes </Th> <Th> Ship image </Th> </Tr> <Tr> <Td> Ovation of the Seas </Td> <Td> 2016 </Td> <Td> 168,666 </Td> <Td> 4,180 / 4,905 </Td> <Td> Asia & Australia / New Zealand </Td> <Td> Tianjin, China & Sydney, Australia </Td> <Td> Will begin sailing out of Seattle, Washington in Spring, 2019 </Td> <Td> </Td> </Tr> <Tr> <Td> Anthem of the Seas </Td> <Td> 2015 </Td> <Td> 168,666 </Td> <Td> 4,180 / 4,905 </Td> <Td> Eastern / Southern Caribbean, Bahamas, Bermuda, New England / Canada </Td> <Td> Bayonne, New Jersey </Td> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Quantum of the Seas </Td> <Td> 2014 </Td> <Td> 168,666 </Td> <Td> 4,180 / 4,905 </Td> <Td> Asia </Td> <Td> Shanghai, China </Td> <Td> </Td> <Td> </Td> </Tr> </Table> <Tr> <Th> Ship </Th> <Th> Year built </Th> <Th> Gross tonnage </Th> <Th> Berths (double / max) </Th> <Th> Areas of operation </Th> <Th> Homeport (s) </Th> <Th> Notes </Th> <Th> Ship image </Th> </Tr>

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