I love taking pictures of sunsets and back when I lived in Ethiopia, we got a boat load of them.

Just the evening before I went out specifically to get some nice sunset shots … like these:

But never have I seen this kind of oil-slick / rainbow thing! I googled around and found THIS article

The local facebook groups were abuzz with many sightings of this rare occurrence.

I can still hear some of my friends telling me that I will miss the spectacular African sunsets, but after nearly 3 months of cloud cover here in Hanoi, the sun does some really cool tricks!