This almost brought me to tears, past and present combined flawlessly 

The Fusion of Classical and Techno Music: The grooviest, funkiest techno / trance remixes of Bach, Beethoven, Prokofiev, Vivaldi.

Beethoven vs Vivaldi

Proyecto 51 (Previa)

This is a remix of the iconic Cello Suite 1 by Bach. You know this song, for sure. I'm loving it as trance track.