The Blue Danube Waltz, Op. 314

The Blue Danube Waltz, Op. 314 is a melancholic song by Johann Strauss II with a tempo of 84 BPM. It can also be used double-time at 168 BPM. The track runs 10 minutes and 19 seconds long with a D key and a major mode. It has low energy and is not very danceable with a time signature of 4 beats per bar .