4: Crossing the Line

"The Coldest Shift" Episode 4 "Crossing the Line" features Rachel and other speakers recounting experiences aboard an Antarctic survey ship. The episode begins with Rachel's early morning sighting of Tenerife and a mysterious abandoned fishing boat. The team then responds to a medical emergency involving a young man with a severe allergy. A significant portion of the episode is dedicated to the "crossing the line" ceremony, a sailor's tradition when crossing the equator, involving rituals and challenges. The speakers also discuss the roles of various crew members, including the "turd engineer" responsible for the sewage treatment plant, and the importance of water safety. The episode further explores the unique aspects of working on an Antarctic survey ship, such as discovering underwater volcanoes and new species, and includes a segment on cloud observation and weather recording. The episode concludes with speakers sharing their favorite childhood books.