Crow’s Nest (170 seats observation lounge with panoramic windows, has own bar, dance floor; features dance classes, daily trivia games, karaoke, HAL Cats performances; becomes disco dance club at night)
Explorations Cafe (65 seats patisserie and specialty coffee bar), also serves as the Westerdam ship’s Online Centre (Internet computers room/a partnership with “The New York Times”)
Sliding Dome Cover (retractable glass roof over the Westerdam’s Lido Pool area) with solar panels.
The Loft Lounge (teens-only club for 13-17 yo, open 10am-12pm, with breaks between 12-2pm and 6-8pm; Video Games Arcade, PlayStations, big TVs, Tennis Tables; complimentary supervised youth programming, activities include teen disco, karaoke, movies, sports contests, themed parties)
Club HAL (kids lounge with 2 separate rooms for children 3-7 yo and 8-12 yo, complimentary youth program with supervised age-appropriate activities; open between 9am-11pm with some pauses, depending the Westerdam ship location/at port or at sea; bookings required).
During the 2017 refurbishment, here the sunbathing area (aft of the observation lounge) will be redesigned. The new deck layout of Observation Deck shows cruise cabins from VB10001 to VB10026, in categories VB (Deluxe Verandah) and K-Interior (Large and Standard).