A mountain in Bœotia, in Greece, supposed by the Greeks to be the residence of Apollo and the Muses.
A part of the Parnassus, a mountain range in Greece, which was the home of the Muses. The name is used as an allusion to poetic inspiration. (See also Afflatus, Numen, Parnassian)
Helicon is a small lunar impact crater that is located on the north part of the Mare Imbrium. To the northwest is the prominent Sinus Iridum formation, a mountain-ringed bay on the mare. Just to the east is the slightly smaller Le Verrier crater.