Sand Dune Trap and Deadly Smog

**July 12, 2013 Lake Michigan... Boy disappears into sand dune.
**December 5, 1952 London... 300 sq. miles of thick fog surrounds London. 12,000 fatalities.
**March 4, 1918 Lost at sea...  Largest ship in the US Navy, the USS Cyclops, vanishes without a trace.