History
| 22/4/1980 | Keel laid |
| 21/10/1980 | Launch |
| 28/4/1981 | Ship was named M/S Silvia Regina by HM Queen Silvia of Sweden |
| 10/6/1981 | Delivered to Suomen Yritysrahoitus OY. Charter to OY Svea Line (Finland) AB |
| 12/6/1981 | Helsinki – Stockholm route on Silja Line service |
| 13/1/1981 – 3/2/1982 | Build new bow on ship and build more cabins and modified restaurants |
| 1983 | New homeport Mariehamn |
| 1985 | Build new Conference rooms and Auditorium |
| 1/1987 | Sold to Johnson Line, continue Silja Line service |
| 1988 | Johnson Line sold to Stena Line. Ship chartered to Silja Line service until Silja Lines |
| new ships are ready. | |
| 6/1991 | Refurbished on Schichau Seebeckswerft AG , Bremerhaven, Germany. Named Stena Britannica |
| 19/6/1991 | Stena Line´s route Hoek van Holland – Harwich |
| 3/1994 | Oslo – Frederikshavn / Oslo – Frederikshavn – Göteborg routes. Named Stena Saga |
| 1/2000 | Build sponsons and refurbished public areas on Cityvarvet, Göteborg |
| 12/2002 – 1/2003 | Refurbished on Cityvarvet, Göteborg |
| 12/2005 – 1/2006 | Refurbished on Cityvarvet, Göteborg |
| 1/2008 | Refurbished on Cityvarvet, Göteborg |
| 1/2011 | Build new Spa area |
| 17/1/2011 | Back on Oslo – Frederikshavn / Oslo – Frederikshavn – Göteborg routes |
| 7/4/2012 | Small explosion on engine room . Incident caused no major damage, Ship continue operating normaly |
| 1/2020 | Drydocking at Öresundsvarvet, Landskrona. |
| 15/3-21/6/2020 | Traffic suspended due to Corona virus. |
| Soon after Oslo – Frederikshavn route closed. | |
| 1/4/2020 | Laid up at Uddevalla, Sweden. |
| 17/12/2020 | New name Saga, Cyprus flag. Continue laid up. |
| 16/6/2021 | Departed from Uddevalla after long laid up destination to Mediterranean. |
| 7/2021 | Chartered to Adria Ferries. Bari – Durres route. |