This Waterfall Swimming Hole In Arkansas Is Perfect For A Summer Day. Natural Dam is one of the easiest waterfalls in Arkansas to reach by carâreally, absolutely no hiking is required. You can simply drive up and park next to this natural wonder. And after you get out of your car, you can dive right in. (Actually, please donât dive.
blind spot. The beginning of the optic nerve in the retina is called the optic nerve head or optic disc. Since there are no photoreceptors (cones and rods) in the optic nerve head, this area of the retina cannot respond to light stimulation.As a result, it is known as the blind spot, and everybody has one in each eye.he reason we normally do not notice our blind spots is because, when both eyes are open, the blind spot of one eye corresponds to retina that is seeing properly in the other eye. Here is a way for you to see just how absolutely blind your blind spot is.
It is surrounded by the iris, which is the colored part  of your eye.   The pupil allows light to enter the eye. â¦Light  enters through the pupil, passes through the lens, and is focused  onto the retina. The retina is the back part of the eye that has  the receptors that interpret what you see.