ABT provides personal hotel reservation/inquiry service and a wide
range of information, services and benefits for the business
traveller.

If you travel on business you should consider visiting the Association
of Business Travellers web-site at  http://www.abt-travel.com

On the ABT page  http://www.abt-travel.com/air.html  you will  find
information regarding:

World Public Holidays
Currency Exchange Information
International Time
International Weather
World Exhibition information
World IDD Codes
World Voltage 
Airline web sites