
Where is it? Itilliarsuup Kangerlua fjord, Greenland [70.72910805, -50.71839266].
What's in the photo? A mysterious wave, or arc, rippling across the fjord's surface.
Which satellite took the photo? Landsat 9.
When was it taken? August 3, 2023.
This striking satellite photo captured a mysterious arc in an ethereal, iceberg-covered fjord deep within the Arctic Circle. Researchers proposed several possible explanations for the bizarre phenomenon, but we will likely never find out for sure what caused it.