Greenland was: J. Kavenna, The Ice Museum.  New York, 2006.

Stonehenge is: Dr.Tunalu, Institute of Druidic Technology. In, P Davidson, The  Idea of North.  London, 2005.
Beyond where the North Wind originates, the Homeric hymns say, live the Hyperboreans,  a “fortunate” people who reside in a sacred wood with a large round  temple dedicated to  Apollo.

Eddas:

Outside I sat by myself when you came,
Terror of the gods, and gazed in my eyes.
What do you ask of me? Why tempt me?
From,  “Völuspá-The Song of the Sybil.”

Here, 'traveling the straight path:  H. Corbin, The Man of Light in Iranian Sufism. Boulder, CO, 1978.