Answer: thule

AnswerCrossword Clue
THULEGreenland military base
THULEArctic base
THULEPart of Greenland
THULEUltima ...
THULERemote settlement
THULEUltima ... (the limit)
THULEMost northerly region
THULEGreenland settlement
THULERemote goal
THULEGreenland air base
THULEUltima ... (farthest point)
THULEPrince Valiant's realm
THULEGreenland base.
THULENortherly region of myth
THULEU.S. air base site in Greenland
THULENorthernmost region of the world, to ancient Greeks
THULECity in Greenland
THULETown in Greenland
THULEGreenland town
THULEAir base in Greenland
THULEGreenland air base site
THULENorthernmost part of the globe to the ancients
THULEGreenland town, once
THULENorthern outpost.
THULENorthernmost U.S. air base, located in Greenland
THULEGreenland site of a US air base
THULEEskimo village near Cape York, Greenland.
THULEUltima ....
THULEDistant region.
THULENorthern air base of U. S. and Denmark.
THULEStrategic airbase at top of Baffin Bay.
THULEBaffin Bay air base of U. S. and Denmark.
THULEU.S.-Denmark airbase on Baffin Bay.
THULEAir base in Greenland.
THULEImportant northern defense base.
THULERemote land, to Pliny
THULEArctic air base.
THULEGreenland air base.
THULEThe Northlands.
THULEDistantmost land.