There are lots of interesting and beautiful effects to see in the sky, if you remember to look up from time to time. Besides the stars and planets in the night sky, there are wonderful effects of light and clouds during the day or night. A rainbow is an obvious one - a friend and I saw a lovely one last week from the Kew botanical gardens near London. That was really the icing on the cake. But there are many other things you might see.
Here is a Sun halo
. Ice crystals or other moisture in the air can bend sunlight to create this circle around the Sun. I've never actually seen one myself, though I have seen a moon halo.