Constellation Theater (lower level 1 of 2) is the ship's main show lounge for large-scale music and show productions. The evening program features cabaret- and acrobatic (cirque-style) shows, also theatrical performances, concert recitals and live music by the ship's 7-piece orchestra. There are four developed exclusively for the Regent cruise line Broadway-style evening shows that feature performances by a cast of 12 singers/dancers and the live music of the ship's orchestra. The shows are named "Peggy Lee Songbook" (Regent Explorer ship exclusive, also includes new arrangements of the Peggy's famous hits), "Burn the Floor" (1960s music-themed, includes the dances Jive, Swing, Twist, Fosse, Madison), "Paradis" (Paris-themed / Moulin Rouge-style show - songs, dances, theatrics, over 300+ costumes) and "A Day in Hollywood" (Regent Explorer ship exclusive, featuring music written for movies and popular songs from the 1920s through 1960s). The Constellation Theater has tiered seating and features Murano glass lamps. During the day, the Theater operates as Constellation Lounge serving the Regent Cruises' enrichment program by hosting cooking classes, itinerary related expert lectures, media presentations, etc.
Two boutique shops sell duty-free priced luxury jewelry, perfumes, precious stones, designer watches, brand fashion and accessories, Regent Cruises-logoed wear, special occasion gifts, souvenirs, swimwear.
Atrium is a 2-decks high open-floor design lounge area featuring a sweeping grand staircase. The Atrium's Lobby level connects the ship's entrances (gangway/boarding areas), the boutiques, the casino and the Explorer Lounge.
Explorer Lounge & Bar (portside location) has its own stage and dance floor. This is the ship's disco nightclub, serving during the day as piano bar (resident pianist performances).
Casino has slots and 8 gambling tables (Blackjack, stud poker, mini-craps, roulette) and operates only when the Explorer cruise ship is at open sea.
Compass Rose is the main dining room restaurant (open-seating complimentary breakfast, lunch, dinner /reservations are not required). Dining room menu has European cuisine with alternative food choices (kosher, vegetarian, healthy/light menu specialties).