What is the realm of humans?

The story behind the answer

Midgard is the realm of humans. Its name comes from Old Norse “Miðgarðr,” meaning “middle enclosure,” reflecting its position at the center of the Nine Realms. The gods fashioned it as a protected world—ringed by the sea and famously encircled by the World Serpent, Jörmungandr—and linked it to the gods’ home by the rainbow bridge, Bifröst.

To contrast the options: Asgard is the home of the A