Pilot Carlo has visited (landed in) a total of 102 countries but have 138 countries yet to explore.
Afghanistan
Albania
Algeria
American Samoa
Angola
Anguilla
Antarctica
Azerbaijan
Barbados
Bosnia and Herzegovina
Botswana
British Indian Ocean Territory
Brunei
Burkina Faso
Burundi
Cameroon
Cape Verde
Central African Republic
Chad
Christmas Island
Comoros
Congo
Congo (DRC)
Cook Islands
Costa Rica
Cote D'Ivoire
Cyprus
El Salvador
Equatorial Guinea
Falkland Islands
Faroe Islands
Fiji
French Guiana
Gabon
Gibraltar
Greenland
Grenada
Guinea
Guinea-Bissau
Guyana
Hungary
Isle Of Man
Israel
Jersey
Johnston Atoll
Kazakhstan
Kiribati
Lesotho
Liberia
Libya
Libyan Arab Jamahiriya
Mali
Martinique
Mauritania
Mauritius
Mayotte
Micronesia
Midway Islands
Moldova
Monaco
Mongolia
Montenegro
Montserrat
Morocco
Morocco
Mozambique
New Caledonia
Nicaragua
Niger
Nigeria
Niue
North Korea
North Macedonia
Northern Mariana Islands
Oman
Palau
Palestine
Paraguay
Reunion
Rwanda
Saint Helena
Saint Kitts and Nevis
Saint Pierre and Miquelon
Samoa
Sao Tome and Principe
Senegal
Seychelles
Sierra Leone
Slovakia
Solomon Islands
Somalia
South Africa
South Sudan
Sudan
Suriname
Syria
Taiwan
Tajikistan
Tanzania
Timor Leste
Timor-Leste
Togo
Tonga
Trinidad and Tobago
Turkmenistan
Tuvalu
Uganda
Uruguay
Vanuatu
Vietnam
Virgin Islands, U.S.
Wake Island
Wallis and Futuna
Western Sahara
Yemen
Zambia
Zimbabwe