Here is a listing of all of the locations found within The Legend of Zelda: Skyward Sword.
Ancient Cistern
Bath
Earth Temple
Eldin Volcano
Faron Woods
Fire Sanctuary
Knight Academy
Lake Floria
Lanayru Desert
Lanayru Mining Facility
Lanayru Sand Sea
Light Tower
The Plaza
Restroom
Sealed Grounds
The Sky
Skyloft
Skyview Temple
Sparring Hall
Statue of the Goddess
Thunderhead