Arendelle

Arendelle is the homeworld of Elsa, Anna, Olaf, Kristoff, Prince Hans, and Grand Pabbie, and a world in Kingdom Hearts III.

Role in the series
Despite a cancelled moisode, Arendelle has had significance as a home of the Great Spirits through introducing seasonal magic, as the world's axial poles are laced with mana, giving the seasons the ability to come alive in their own way, making it significant in the Disney Universe. Elsa is revealed to have been one of many magical females to inherit seasonal magic powers, and Lightflies found their own big Uniter Princess here named Schnee, a woman who can use all 4 seasonal magic types, which is very rare in the world of Arendelle.