The boat Andrew Waldner
The water is so clear and you can see the bottom that looks like the shore line and the shadow is showing on the bottom of the lake. it looks like the boat is floating in air. because the water is so clear, it makes your brain think it's floating in the air.
"Floating Boat Illusion." Floating Boat Illusion. N.p., n.d. Web. 18 Mar. 2015.