For this year's Fête de la Musique, or World Music Day, 25 orchestras, representing the public broadcasters of Europe, collaborated on a unique virtual recording of Charpentier's Te Deum - watch above.

The well-known piece has been popularised across generations from its use as the signature of the Eurovision Song Contest, and now, for the first time, the European Broadcasting Union has brought these national ensembles together to play the piece in a way its never been performed before - truly, united in music. 

The featured orchestras include:

BBC Concert Orchestra

BBC National Orchestra of Wales

BBC Philharmonic

BBC Scottish Symphony Orchestra

Belteleradio Company, The Symphony Orchestra of the national State TV and radio Company of Belarus

HR, Frankfurt Radio Symphony

HRT, Symphony Orchestra of the Croatian Radiotelevision

MTVA, Hungarian Radio Symphonic Orchestra

NDR, Radiophilharmonie Hannover

NPO, Netherlands Radio Philharmonic Orchestra

NRK, Norwegian Radio Orchestra

ORF, Vienna Radio Symphony Orchestra

Polski Radio, Polish Radio Orchestra in Warsaw

Radio France, L'Orchestre National de France

Radio France, Orchestre Philharmonique de Radio France

Radio Romania Orchestra

Rai, Orchestra Sinfonica Nazionale

RTÉ Concert Orchestra

RTÉ National Symphony Orchestra

RTSH, Symphonic Orchestra of RTSH – Albanian Radio Television

RTVE Symphony Orchestra

RTVS, Slovak Radio Symphony Orchestra

SR, Swedish Radio Symphony Orchestra

UA:PBC, Ukranian Radio Symphony Orchestra

WDR Symphony Orchestra Cologne.