Cochlear Fluids Lab - Washington University - Studies in this laboratory are directed towards system-level physiology of the cochlea.

Anatomy of Auditory - Systematic presentation of light microscope, electron microscope, and scanning electron microscope images of ear structures. Basically anatomy, but the structural basis of the physiology of hearing is well shown.

Virtual Tour of the Ear - Index of sites covering human and animal audiology, including case studies, diseases and disorders, and development.

HowStuffWorks: How Hearing Works - Illustrated tutorial traces the path of a sound, from its original source all the way to your brain, to show how all the parts of the ear work together.

An Inner Ear Primer - Tulane University - Brief overview of the inner ear functioning and the main pathophysiology of the auditory and vestibular systems.