1. A London screening room with an extra dimension: Cineworld 4DX
Leicester Square, London
This 137-person auditorium in Leicester Square boasts Cineworld's groundbreaking 4DX technology: we're talking moving seats and even smells piped in to really bring that movie to life! Or for an even larger crowd, the IMAX screening room next door has a huge auditorium for 721 guests.