Read Up!

Further Reading (old sources and new):

GREECE & ROME

Fletcher, (Sir) Banister Flight, 1866-1953.  A history of architecture on the comparative method.
London : Batsford 1905/republished recently: https://archive.org/details/historyofarchite00fletuoft

Flickinger, Roy Caston. The Greek Theater and its Drama. University of Chicago Press, 1922. http://books.google.com/books?id=iGhiAAAAMAAJ&printsec=frontcover&vq=delphi&client=firefox-a&source=gbs_ge_summary_r&cad=0#v=onepage&q=delphi&f=false
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http://www.whitman.edu/theatre/theatretour/home.htm
http://www.didaskalia.net/studyarea/greekstagecraft.html