The Leg Lamp from The Christmas Story movie can be found at the Osborne Spectacle of Lights at Disney’s Hollywood Studios at Disney World during the Christmas season from early November through the end of December. It can be found in the San Francisco section of the Streets of America where the red tarp of lights is located.
Christmas at Disney World
Video of the Leg Lamp from the 1983 movie The Christmas Story:
Disney’s Hollywood Studios Map