Episodes Mighty Cruise Ships Season 4 Premiere (Discovery Aus Mon 24 Jan 2022) Published 4 months ago on January 23, 2022 Sailing from Chile and Peru to Ecuador and Costa Rica, the luxurious Seven Seas Explorer cruise ship is full of marble, granite and almost 500 chandeliers. Airdate: Monday 24 January 2022 at 9.30pm on Discovery Aus. Season 4 Episode 1 Share on Twitter Share on Facebook Share on Pinterest Share on Reddit Share on SMS Australian TV NewsDiscovery AusMighty Cruise Ships Advertisement You may like Big Brother: Episode 8 (S3EP8 Channel 7 Mon 23 May 2022) MasterChef Australia: Mystery Box Challenge: Maggie Beer (S14EP26 Network 10 Mon 23 May 2022) The Celebrity Apprentice Australia: Episode 2 (S6EP2 Nine Network Mon 23 May 2022) Neighbours: Episode 8832 (S38EP81 10 Peach Mon 23 May 2022) The Cook Up with Adam Liaw: Breakfast Of Champions (S2022EP61 SBS Food Mon 23 May 2022) Winona Ryder: Fighting Demons (SBS Viceland Sat 28 May 2022)