Introduction: 
Have you been amazed by the mysteries in our universe? Many scientists have. They have been trying very hard to find explanations that can help human beings understand this cosmos better; however, many mysteries stay tangled. In this unit, we are going to explore five universal mysteries together. They are:
[Atlantis]  失落的帝國--亞特蘭提斯 
[The Bermuda Triangle]  百慕達三角洲 
[Dinosaur Extinction]  恐龍絕跡之謎
[Stonehenge]  巨石的秘密 
[UFO's]  幽浮檔案

However, before we begin, let's investigate some online fact sheets prepared by established institutions. Please click the links listed under Fact Sheet Readings to begin our mysterious journey.

FACT SHEET READINGS
  1. Atlantis - Fact, Fiction, or Exaggeration: Atlantis is categorized as an ancient mystery because this ancient city of civilization is long lost from the earth.  Discover what the civilization was like. 

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  2. Bermuda Triangle Fact Sheet: This informative essay is prepared by Department of the NAVY.  Find out where Bermuda is and why it is also called The Devil Triangle. 

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  3. What Killed the Dinosaur?: What brought about the termination of the dominant creature that walked the earth thousands of years ago? Could it be the dumbness caused by its relatively small brain in comparison with its huge torso?  This essay gives you a general review of all dinosaur extinction theories. 

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  4. Stonehenge: What and where is Stonehenge?  Why does it become a mystery?  Explore this beautifully illustrated web page to find out the answer. 

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  5. NASA and UFO: Fact Sheet: This article is a statement announced by NASA (National Astronaut). Find out what position the institution officially takes toward this hot issue. 
Reading Projects