Sierra Leone | Santa Cruz de la Sierra | Sierra Nevada | Sierra Club | Sierra Nevada (U.S.) | Sierra Entertainment | Ford Sierra | Bo, Sierra Leone | Sierra Leone National Premier League | Sierra | Sierra Nevada de Santa Marta | Sierra Maestra | Sierra Leone People's Party | Sierra Leone Civil War | Special Court for Sierra Leone | Sierra Madre Occidental | Rubén Sierra | Javier Sierra | Antofagasta de la Sierra | The Treasure of the Sierra Madre (film) | The Treasure of the Sierra Madre | Sierra Leone Creole people | Northern Province, Sierra Leone | Sierra Madre | Sierra Boggess | High Sierra | Sierra Madre (Philippines) | Sierra Madre Oriental | Sierra Blanca | President of Sierra Leone |
The Sierra de Gúdar and the Sierra de Javalambre dominate the landscape and give their name to the comarca.