Mysteries At The Museum

Keely Motor, Ronald Reagan's Limousine, Audubon's Mystery Birds, Pete Schoening's Ice Axe, Allegheny Arsenal Explosion, Destiny Space Module (3x5)

Air date: May 15, 2012

A mysterious photographic negative is the only evidence of a controversial machine; an armored limousine takes center stage in an assassination attempt; a giant book helps unlock the secrets of birds.