Sir Arthur Conan Doyle and the Sea Monster

Sea monster sightings have been reported in the Mediterranean since antiquity. Aristotle (fourth century BC) remarked that experienced Greek sailors occasionally encountered unknown sea creatures. The monsters fell into two types: some resembled massive beams of black wood; others were like giant red shields with many fins. A multi-finned monster was observed in modern times by officers of the British royal yacht Osbourne in 1877. Twenty years later another British crew in the Mediterranean saw.