There are actually multiple “Earths.” Thanks to an accident of magic and quantum physics, the world was split into parallels millennia ago.
There are five worlds total – the Ever-Dying Earth and four parallel worlds, officially:
- The Silver Dawning, home of the Fey
- The Dream, home of the people of the Dream
- Umbra, home of the Darkness
- Zenith, home of the Sun
Rumors of other worlds (such as the Guardian Meginnah) are to be disregarded by the wise.
Attached to these various pocket-dimensions, such as Bran’s