Our World was the first live, international, satellite television production, which was broadcast on 25 June 1967. Creative artists, including opera singer Maria Callas

Maria Callas

Maria Callas was an American-born Greek soprano and one of the most renowned opera singers of the 20th century. She combined an impressive bel canto technique, a wide-ranging voice and great dramatic gifts...

, The Beatles

The Beatles

The Beatles were an English rock band, active throughout the 1960s and one of the most commercially successful and critically acclaimed acts in the history of popular music. Formed in Liverpool, by 1962 the group consisted of John Lennon , Paul McCartney , George Harrison and Ringo Starr...

 and painter Pablo Picasso

Pablo Picasso

Pablo Diego José Francisco de Paula Juan Nepomuceno María de los Remedios Cipriano de la Santísima Trinidad Ruiz y Picasso known as Pablo Ruiz Picasso was a Spanish expatriate painter, sculptor, printmaker, ceramicist, and stage designer, one of the greatest and most influential artists of the...

, representing nineteen different nations were invited to perform or appear in separate segments featuring their respective countries. The two-and-half-hour event had the largest television audience

Audience

An audience is a group of people who participate in a show or encounter a work of art, literature , theatre, music or academics in any medium...

 ever up to that date: an estimated 400 million people around the globe watched the broadcast.