Procol Harum Live: In Concert with the Edmonton Symphony Orchestra, by the English band Procol Harum together with the Edmonton Symphony Orchestra, was released in 1972; it was recorded at the Northern Alberta Jubilee Auditorium, in Edmonton, Alberta, Canada on 18 November 1971. The album reached No. 7 in Canada and was very successful on the Billboard Top 200, peaking at No. 5. It is the band's best-selling album, certified Gold by the RIAA. The live version of "Conquistador" from this album became a popular hit on both pop and progressive radio in the United States and reached the top 20 of the Billboard Hot 100, and the top 10 in several other countries.