Aurora in North America appears regularly in the past few days after the storm swept across the earth last weekend.
The aurora strips wind up above Prosperous Lake in northern Canada on September 12.
Aurora extends over the city of Puget Sound, Washington state, USA.
Giant aurora band in Alaska state, USA.
Circles appear in the aurora snapshot in the long exposure mode in Vallentuna in Sweden.
The sky above the city of Grand Marais, Minnesota, USA turned green because of aurora.
