Seeing the aurora borealis is usually not a big deal for residents of Iceland, which lies just at the edge of the Arctic Circle. There you can catch the aurora borealis (also known as the Northern Lights) anytime from September to April. But on Sunday, October 7, the lights were so spectacular that they caused traffic jams.

To best view an aurora borealis, you need to get away from light pollution. So many residents of the capital, Reykjavik, headed out of town to Grotta beach, west of the city. As the video below shows, this led to serious parking difficulties…

Video originally published on the site Iceland Monitor.

Thanks to clear skies, the aurora borealis were particularly large and intense all along Iceland’s west coast, allowing photographers to capture some breathtaking images.

These photos were taken at Hrafnavatn near Reykjavik:

These were taken in Olafsvik:

This timelapse photo was taken further south, near lake Alftavatn.