Pilot Gerdin Arias has visited (landed in) a total of 106 countries but have 134 countries yet to explore.
Afghanistan
Albania
Algeria
American Samoa
Anguilla
Antarctica
Antigua and Barbuda
Azerbaijan
Bahrain
Bangladesh
Belarus
Bosnia and Herzegovina
British Indian Ocean Territory
British Virgin Islands
Brunei
Burkina Faso
Burundi
Cambodia
Cameroon
Cayman Islands
Central African Republic
Chad
Christmas Island
Cocos (Keeling) Islands
Comoros
Cook Islands
Cyprus
Czech Republic
Denmark
Equatorial Guinea
Falkland Islands
Faroe Islands
Fiji
French Polynesia
Gabon
Grenada
Guam
Guernsey
Guinea
Guinea-Bissau
Hong Kong
Iraq
Isle Of Man
Jordan
Kiribati
Laos
Latvia
Lebanon
Lesotho
Libya
Libyan Arab Jamahiriya
Lithuania
Marshall Islands
Mauritania
Mauritius
Mayotte
Micronesia
Moldova
Monaco
Mongolia
Montenegro
Montserrat
Morocco
Morocco
Mozambique
New Caledonia
New Zealand
Niger
Niue
Norfolk Island
North Macedonia
Northern Mariana Islands
Palestine
Reunion
Romania
Rwanda
Saint Helena
Saint Kitts and Nevis
Saint Lucia
Saint Pierre and Miquelon
Saint Vincent and The Grenadines
Samoa
Sao Tome and Principe
Senegal
Sierra Leone
Slovakia
Slovenia
Solomon Islands
Somalia
South Sudan
Sudan
Suriname
Syria
Taiwan
Timor Leste
Timor-Leste
Togo
Tonga
Turkmenistan
Tuvalu
Uganda
United Arab Emirates
Uzbekistan
Vanuatu
Vietnam
Wallis and Futuna
Western Sahara
Yemen
Zambia
Zimbabwe