Links 

For General Information:

Botswana Tourism Board 
Botswana - Wikipedia
Birdlife Botswana
Botswana Wildlife
Botswana Department of Wildlife and National Parks
Bradt's Travel Guide to Botswana
Okavango Research Institute

Accommodation and Transport:

Air Botswana
Accommodation in Botswana
African Rock Hotel
Pure Travel
Delta Airways
South African Airways

Additional Links or Photographic Sites

Muddy Hyena - Dr. Kristy Maher's African Blog
Furman University Study Away 2009
Dave Lawrence's web gallery
Ingo Schmits