We take our sensory and perceptual skills for granted. We fail to appreciate the complex processes underlying each of our senses, not to mention...

We take our sensory and perceptual skills for granted.  We fail to appreciate the complex processes underlying each of our senses, not to mention their integration.  Think of a skill which good at--perhaps you might be called an "expert."  What sensory capabilities are required?  Does the skill require an integration between different sensory systems (think beyond the "big 5" senses)?  How so?