Which of the following terms is used to refer to the region north of Arctic Circle in the summer season?

The Land of the Midnight Sun may refer to any of the world's northern regions above the Arctic Circle or the world’s southern regions below the Antarctic Circle. In the summer season, the latitudes above the Arctic Circle, such as northern Russia, northern Alaska, northern Canada, and Greenland, where in midsummer the sun does not sink below the horizon at any time within the twenty-four hours of the day, are called “Land of the Midnight Sun”.