(Jimmy of the Clue Crew indicates a map on the monitor.)  The waterway that separates South America from Antarctica is known as this passage, for an explorer who may have navigated it in 1578
right: ... Scores at the first commercial break (after clue 15) ... Squire Trelawney 
outfits the schooner Hispaniola & hires its crew in this 1883 tale | Treasure Island.