1.   Perhaps the most morbid exhibit is a re-creation of a Civil War-era field hospital where a doctor perfects his embalming technique on a dead soldier.

2.   But citing modern embalming techniques, they cautioned against considering the discovery a miracle.

3.   Sarah Wisseman of the University of Illinois-Urbana said the research shows that the embalming techniques were refined over time.

4.   A diplomat contacted in Pyongyang vouched North Korea had sent experts to Beijing and Moscow years ago to learn embalming techniques.