what restaurants are free on royal caribbean?
['Café Promenade. The multi-level Royal Promenade is the heart of Voyager-, Freedom-, and Oasis-class ships - and the best spot for people watching. ... ', "Sorrento's Pizza. ... ", 'Jade Sushi. ... ', 'Park Café. ... ', 'Solarium Bistro. ... ', 'Boardwalk Dog House. ... ', 'Boardwalk Donuts. ... ', 'Vitality Café.']