A savanna (also spelled "savannah") is a large, grassy plateau. Savannah is the name of a large city in the U.S. state of Georgia. It is also the name of a breed of cat.
The Spanish word for a range of mountains is sierra. The name's popularity likely came from Americans using it in homage to the Sierra Nevada Mountains.
Dusty is a common nickname for the given name Dustin, but is sometimes used on its own as a given name for both males and females.
Dusty Springfield was a successful british pop music singer in the 1960's.
From the Latin for mountainous; name of an American state.
Famous bearers include sports legend, football player Joe Montana.