Sensory illusions in aviation
![Blind flying. The pilot wears goggles blocking the colors transparent through the orange plastic sheet in front of him. The instructor wearing no goggles has an outside view tinted orange.](/Images/godic/202501/16/Complementary_colors5811.JPG")
Because human senses are adapted for use on the ground, navigating by sensory input alone during flight can be dangerous: sensory input does not always accurately reflect the movement of the aircraft, causing sensory illusions. These illusions can be extremely dangerous for pilots.