Regent Seven Seas ship to circle South America in 2019. ... Seven Seas Mariner underwent a major makeover in 2014 that brought upgraded cabins, restaurants, deck-top areas and more.

Inside the Seven Seas Cruises Explorer. Down the middle of the restaurant, blue glass columns hang off the ceiling like stalactites, creating a rippling upside-down coral reef.

On board the opulent new Seven Seas Explorer this week, Frank Del Rio, president and chief executive officer of Norwegian Cruise Line Holdings, took a moment to talk about the subject of ...