* Fantasy and mythology: Led Zeppelin also drew inspiration from fantasy and mythology, creating songs that are both epic and otherworldly. Some of their most famous songs in this vein include "Kashmir," "The Battle of Evermore," and "No Quarter."
* Social and political issues: Led Zeppelin was not afraid to tackle social and political issues in their music. Some of their most famous songs in this vein include "The Immigrant Song," which is about the plight of immigrants, and "When the Levee Breaks," which is about the Great Mississippi Flood of 1927.
* Personal experience: Led Zeppelin also wrote songs about their own personal experiences, including their struggles with fame and addiction. Some of their most famous songs in this vein include "Black Dog," which is about the band's early days, and "D'yer Mak'er," which is about the band's struggles with addiction.
* Miscellaneous: In addition to the above, Led Zeppelin also wrote songs about a variety of other topics, including nature, animals, and the blues. Some of their most famous songs in this vein include "Going to California," which is about the band's move to Los Angeles, and "Boogie with Stu," which is a tribute to the band's piano player, Ian Stewart.