Led Zeppelin II is the second studio album by the English rock band Led Zeppelin, released in 1969. Recording sessions for the album took place at several locations in both the United Kingdom and North America from January to August 1969. The album's production was credited to the band's lead guitarist and songwriter Jimmy Page, and it also served as Led Zeppelin's first album to use Eddie Kramer as engineer. Incorporating several elements of blues and folk music, Led Zeppelin II exhibited the band's evolving musical style of blues-derived material and their guitar riff-based sound. It has been described as the band's heaviest album.
Led Zeppelin II was a commercial success, and was the band's first album to reach number one on charts in the UK and the US. In 1970, the album's cover designer David Juniper was nominated for a Grammy Award for Best Recording Package. On 15 November 1999, the album was certified 12× Platinum by the Recording Industry Association of America (RIAA) for sales passing 12 million copies. Since its release, various writers and music critics have regularly cited Led Zeppelin II as one of the greatest and most influential albums of all time.