In Indian religions, Patala, denotes the subterranean realms of the universe – which are located under the earthly dimension. Patala is often translated as underworld or netherworld. Patala is described as more beautiful than Svarga. Patala is described as filled with splendid jewels, beautiful groves and lakes.
The legs of the god Vishnu as the purusha depict earth and the six realms of Patala. The feet rest on Shesha.
Nagas are believed to live in the lowest realm of Patala, called Naga-loka.
The underworld, also known as the netherworld or hell, is the supernatural world of the dead in various religious traditions and myths, located below the world of the living. Chthonic is the technical adjective for things of the underworld.
Yggdrasil, a modern attempt to reconstruct the Norse world tree which connects the heavens, the earth and the underworld
The legs of the god Vishnu as the Cosmic Man depict earth and the seven realms of the Hindu underworld of Patala. The feet rest on cosmic serpent Shesha.