Countries I've visited so far...

Argentina
Austria
Bangladesh
Belgium
Belize
Bolivia
Brazil
Bulgaria
Cambodia
Canada
Canaries
Chile
China
Costa Rica
Crete
Croatia
Cyprus
Czech Rep
Denmark
Egypt
Eire
El Salvador
England
Estonia
Finland
France
Germany (W)
Germany (E)
Gibraltar
Greece
Guatemala

Hainan
Holland
Honduras
Hong Kong
Hungary
Iceland
India
Indonesia
Ireland (N)
Isle of Man
Italy
Japan
Kenya
Korea (N)
Korea (S)
Laos
Latvia
Lithuania
Luxembourg
Macau
Macedonia
Malaysia
Malta
Mexico
Monaco
Morocco
Myanmar
Nepal
Nicaragua
Norway
Panama
Philippines

Poland
Portugal
Paraguay
Peru
Romania
Russia
Scotland
Serbia 
Singapore
Slovakia
Slovenia
South Africa
Spain
Sri Lanka
Sweden
Switzerland
Taiwan
Tanzania
Thailand
Tibet
Tunisia
Turkey (Europe)
Turkey (Asia)
Uganda
Ukraine
USA 
Vatican City
Vietnam
Wales
Zambia
Zanzibar
Zimbabwe 

(95 in total)

(countries as defined by the Traveller's Century Club)