Tonton Streaming Mysteries at the Museum (2010) S1E2 - Smilodon, Boeing B-29 Superfortress "Bockscar", Cardiff Giant, Train Disaster, Roswell UFO Crash, George Washington's Dentures

Does a prehistoric "monster" provide clues to an Ice Age puzzle? Is an odd wooden figure the explanation for a 60-year-old mystery or the key to a government cover-up?