2014 Santa Clara Vanguard Drumline playing through their show music in the Semi-Finals Lot of the DCI World Championships in Indianapolis, Indiana.

2014 Santa Clara Vanguard Drumline playing through their show music in the Semi-Finals Lot of the DCI World Championships in Indianapolis, Indiana.

2014 Blue Knights Drumline playing through their show music in the Semi-Finals Lot of the DCI World Championships in Indianapolis, Indiana.

2014 Boston Crusaders Drumline playing through their show music in the Semi-Finals lot of the DCI World Championships in Indianapolis, Indiana.

See http://www.instagram.com/hornlinefanatic for additional footage this summer! Blue Devils hornline 2014 Space Chords warmup at DCI semi-finals, Indianapolis, IN, August 8, 2014. Stay tuned for Blue Devils 2015 DCI Finals warmup! Not a binaural recording, but hard not to capture somewhat of a 3D stereo sound, being surrounded by brass players! No ASMR here, but […]

2014 Crossmen Drumline warming up in the Semi-Finals Lot at the DCI World Championships in Indianapolis, Indiana.

2014 Colts Drumline warming up in the Semi-Finals Lot at the DCI World Championships in Indianapolis, Indiana.

The 2014 Colts Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.

The 2014 7th Regiment Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.

The 2014 7th Regiment Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.

The 2014 7th Regiment Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.

The 2014 7th Regiment Drumline playing through their show music in the Semi-Finals lot at the DCI World Championships in Indianapolis, Indiana.