Write a story in which your protagonist has discovered that s/he is a rare descendent of an extinct civilization – East or West.
Ancient Egyptian
The Inca
The Maurya
The Toltec
The Mayans
The Phoenicians
The Babylonians
The Sumerian
The Aztec
The Minoans
Extra ideas for consideration:
http://en.wikipedia.org/wiki/Genealogical_DNA_test
http://en.wikipedia.org/wiki/Genetic_genealogy
http://en.wikipedia.org/wiki/DNA_profiling
http://en.wikipedia.org/wiki/Archaeology
http://en.wikipedia.org/wiki/Anthropology