The Summit is large in size, but intimate in ambiance.
 
Among some of the activities and amenities include: daily activities led by cruise staff, port & shopping lectures and shore excursions, The Emporium with duty-free shopping, photo gallery and photo shop for cruise photos, outdoor swimming pool and 4 whirlpools, children's pool and children's whirlpool, deck sports include basketball, golf simulator, shuffleboard, jogging, AquaSpa with full service treatments, thalassotherapy pool, beauty salon, sauna & steam room, fully equipped fitness center and aerobics classes, conservatory with mini-gardens and fountains designed by award-winning floral designer Emilio Robba of Paris.

Some of the dining options the Summit offers include: 2-story Main Restaurant serving the award-winning cuisine of Master Chef Michel Roux, specialty restaurant with a demonstration galley and dine-in wine cellar, Cafe & Grill, Mast Bar overlooking the main pool, AquaSpa Cafe serving nutritious drinks and snacks, Champagne and Martini Bar offers a wide selection, including Osetra & Sevruga caviar, Cova Cafe Milano, gourmet bites, complimentary 24-hour room service including gourmet pizza delivery.

There is no shortage of entertainment options aboard the ship: 3-story Celebrity Theatre, Rendez-Vous Lounge, Michael's Club, Summit Observation Lounge for Panoramic Views, Cinema, Fortunes Casino.