The boy wears an expressionless porcelain face and holds his right arm outstretched.
Standing still, he could be a clothing store dummy. But crank the handle on the box below, and row after row of brass wheels begin to turn.
While such situations are rare, the puzzling disappearance of Malaysia Flight 370 is not the first time a plane has vanished without a trace. Here are nine cases of mysterious plane disappearances and disasters.