Near the top of this image, a bend in the river has almost separated from the main channel to become an oxbow lake.

This is the road winding about in the perambulating style of all mountain roads.

Because of its huge mass, the cluster acts as a cosmic magnifying glass, causing light to bend around it.

Slowly bend your knees until your feet point toward the ceiling.

We can not only render things invisible in theory by bending light waves around an object, but have even progressed so far as to be developing the metamaterials needed to bring the theory to life.