Stonehenge is in a circle because it represents a calendar or cyles of the seasons.

However some argue that it was once the temple of "Apollo." The temple of Apollo was a circular temple of standing stones and was located in Hyperborea. Hyperborea may have been the ancient name for Great Britain.

The scientific or taxonomic name would be Platanthera hyperborea.

Asgard

Mount Olympus

Maple White Land

Hyperborea

Lemuria

El Dorado

Mu

Shangri-La

Avalon

Atlantis

and there are more ...

The iconic 'No Ghost' sign from the 1980s movie Ghostbusters can be viewed online at sites including Hyperborea and deviantART. The sign can also be purchased as a wall decoration from Costumes4Less.

Chione and Cleopatra were his daughters from his union with Oreithyia.

Oupis and Loxo and Hekaerge were his Nymphs of Hyperborea daughters of unknown mother.

The Aurae (Breezes) were also daughters of Boreas; also called daughters of the Titan Oceanus.