• Providing access information travelers with disabilities.
  The different categories are:
  
• Transportation - Van rentals, and the public or private sectors.
• Accommodations - Detailed information about each place.
• Attractions - Resorts, theme parks, museums, National Parks in USA and Canada.
• Adventures - These aren't for everyone, not imitations, but the real thing!
• Travel Resources - Access guides for cities, states/provence's, and countries.
• Equipment rental and repair

There are also sub-categories that are retrieved in the search results:

• Travel Agents - Where to find out whom can help plan a trip or offersneat tours.
• Airports - Accessibility in the area you are traveling.
• Cruises - Ships, itineraries, cabins in detailed format.

Travelin' Talk is a worldwide network of people with disabilities who offer travel information and emergency assistance to one-another, and the internet is the perfect medium for this type of an international network.