S9 E7 - Hope realizes she's not prepared to rescue animals from an oil spill, so she heads across the continent to learn from the best before disaster strikes.
E5 - Paris' remarkable secrets include the Phantom of the Opera's connection to the flood of the century, as well as the remnants of one of history's most terrifying inventions.
S10 E10 - Murdoch and Dr. Ogden are surprised to hear a killer claim he's possessed by the spirit of Murdoch's arch-nemesis, James Gillies.