References

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2. Government of Austria. Vienna - The Making of a Capital. 2014.

3. City of Vienna. The Danube Island Project. 2006.

4. Best Climate Practices. Danube Island Project. 2007.

5. The Danube Island Recreational Paradise

6. Encyclopaedia Brittanica. Vienna State Opera. 2010.

7. Schwartz, D. Music Academy Online. 2007.

8. Machlis, J. & Forney, K. The Enjoyment of Music: Seventh Edition. New York: 1995.

9. Kelly, T. Music Then and Now. New York: 2013.

10. Vienna Mozart Concerts. History of Vienna State Opera. 2010.

11. Cooper, M and Schmid, R. Vienna State Opera's Music Director Resigns. New York Times: September 5, 2014.

12. Massachusetts Institute of Technology. Opera & The Future. 2013.

13. Strauss. The Blue Danube. Performed by the Vienna Philharmonic Orchestra. https://www.youtube.com/watch?v=UJcoKNY_tes

14. Fast The Latest News. Tech Breathes New Life into Metropolitan Opera. https://www.youtube.com/watch?v=L8_TjRecpEM

15. The Metropolitan Opera. Live in HD. 2014.