Led Zeppelin IV is the fourth album from the rock band Led Zeppelin. The real title of the album is , but since it's impossible to say these symbols, it is normal just to say Led Zeppelin IV. Some people also say The fourth album, 'Zoso', Symbols or simply call it Untitled. It was released on November 8, 1971 and recorded at a big house called Headley Grange in 1971. The album is the band's most famous and most successful album, and also has their best known song, "Stairway to Heaven". For this album, the band used many different genres and recording techniques, they had rock and roll songs, acoustic songs and heavy blues songs. Many fans and critics think that "Stairway to Heaven" is one of the best songs of all time, if not the greatest, as well as the album itself. There are also many other notable songs on the album, "Rock and Roll" was played in almost every concert the band did after the release of the album, while songs such as "Black Dog and "Going to California" were played for most of the shows. All of the songs have become regulars on American rock radio.