"Procidis is a French animation studio, founded by Albert Barill\u00E9, which among other things produced the educational series \"Once Upon a Time...\" (Man [1978], Space [1982], Life [1987], The Americas [1991], The Discoverers [1994] The Explorers [1996], Music [2007], and Planet Earth [2008]). Its programs are sold in more than 100 countries."@en .