Question: what are the 14 bhuvanas?
Answer: In the Puranas and in the Atharvaveda, there are 14 worlds, seven higher ones (Vyahrtis) and seven lower ones (Pātālas), viz. bhu, bhuvas, svar, mahas, janas, tapas, and satya above and atala, vitala, sutala, rasātala, talātala, mahātala, pātāla and naraka below.