Båtservice offers guided tours by boat and/or boat in Oslo, all year round. The tours depart from City Hall Pier 3. 1. City Cruise - hop on-hop off: 1,5-hour boat tour (summer season) 2. Fjord Sightseeing: 2-hour boat tour (all year) 3. Oslo Selected Highlights: 3,5-hour bus tour (all year) 4. Oslo Grand Tour: 7-hour bus/boat tour (summer season) 5. Norwegian Evening on the Fjord: 3-hour boat trip with prawn buffet (summer) 6. Jazz or Blues Cruise: 3-hour boat trip with prawn buffet (summer) Tickets are available at Båtservice's ticket office on the pier, at Oslo Visitor Centre and (some tours only) at visitoslo.com and ticketmaster.no.