The riverboat features innovative corridor configuration (patented design), modern engineering and technologies, signature Scandinavian-themed decor, premium stateroom amenities, itinerary-based and expert-led enrichment program, themed onboard entertainment, the efficiency of public spaces, the signature lounge Aquavit Terrace and numerous cabins with step-out balconies. Each of the Viking's longship-class riverboats also has two of the European river cruising industry's largest suites.