A sister ship to the AmaSerena and AmaPrima, the AmaStella debuted in 2016 and features the most advanced design of any river cruise vessel currently in operation. The exclusive "Twin Balconies" are available in most staterooms that measure a spacious 210-235 sq. feet, and four suites measuring 350 sq. feet. Passengers enjoy gourmet dining with free-flowing fine wines at multiple onboard dining venues; a heated sun deck swimming pool with a "swim-up" bar; fitness center and spa; complimentary ship-wide Wi-Fi and in-room Internet and entertainment on demand; and a fleet of bicycles carried on board for passengers to enjoy on their own or on guided bike tours.