Ernest Shackleton's steamship Quest, used on his final Antarctic expedition, sank off northeastern Canada on May 5, 1962, after sea ice pierced its hull.
Notes on verification
Confirmed by multiple independent sources including NPR, Wikipedia, Canadian Geographic/RCGS, and Polar Journal, all agreeing on date, location, and cause of sinking. [cascade flags: wikipedia_dropped_other_sources_exist | tier=silver indep_score=0.833 clusters=3 claim_tier=notable]
Sources
- Seventy-Seven Fascinating Finds Revealed in 2024, From ... (seed:history_and_archaeology)
- https://www.npr.org/2024/06/13/nx-s1-5004456/ernest-shackleton-last-ship-quest-found-canada (corroboration)
- https://canadiangeographic.ca/articles/wreck-of-quest-famed-antarctic-explorer-sir-ernest-shackletons-last-ship-found-in-labrador-sea/ (corroboration)
- https://polarjournal.net/the-quest-is-complete/ (corroboration)