Pilot David Loquvam has visited (landed in) a total of 62 countries but have 178 countries yet to explore.
Algeria
American Samoa
Angola
Anguilla
Antarctica
Antigua and Barbuda
Armenia
Aruba
Azerbaijan
Bahamas, The
Bangladesh
Barbados
Belarus
Bolivia
Bosnia and Herzegovina
Botswana
British Indian Ocean Territory
British Virgin Islands
Brunei
Bulgaria
Burkina Faso
Burundi
Cambodia
Cameroon
Cape Verde
Cayman Islands
Central African Republic
Chad
Christmas Island
Cocos (Keeling) Islands
Comoros
Congo
Congo (DRC)
Cook Islands
Costa Rica
Cote D'Ivoire
Croatia
Czech Republic
Djibouti
Dominica
Ecuador
El Salvador
Equatorial Guinea
Eritrea
Estonia
Eswatini
Ethiopia
Falkland Islands
Faroe Islands
Fiji
Finland
French Guiana
Gabon
Greenland
Grenada
Guadeloupe
Guatemala
Guernsey
Guinea
Guinea-Bissau
Guyana
Honduras
Isle Of Man
Jamaica
Jersey
Johnston Atoll
Jordan
Kazakhstan
Kiribati
Laos
Latvia
Lebanon
Lesotho
Liberia
Libya
Libyan Arab Jamahiriya
Lithuania
Luxembourg
Macau
Madagascar
Malawi
Malaysia
Maldives
Mali
Malta
Marshall Islands
Martinique
Mauritania
Mauritius
Mayotte
Midway Islands
Moldova
Mongolia
Montserrat
Morocco
Morocco
Mozambique
New Caledonia
Nicaragua
Niger
Nigeria
Niue
Norfolk Island
North Korea
North Macedonia
Northern Mariana Islands
Oman
Palau
Palestine
Papua New Guinea
Paraguay
Peru
Poland
Puerto Rico
Qatar
Reunion
Romania
Russia
Rwanda
Saint Helena
Saint Kitts and Nevis
Saint Lucia
Saint Pierre and Miquelon
Saint Vincent and The Grenadines
Samoa
Sao Tome and Principe
Saudi Arabia
Senegal
Serbia
Seychelles
Sierra Leone
Slovakia
Solomon Islands
Somalia
South Sudan
Sri Lanka
Sudan
Suriname
Switzerland
Syria
Tajikistan
Tanzania
Thailand
Timor Leste
Timor-Leste
Togo
Tonga
Trinidad and Tobago
Turkmenistan
Turks and Caicos Islands
Tuvalu
Uganda
Ukraine
Uruguay
Uzbekistan
Vanuatu
Venezuela
Virgin Islands, U.S.
Wake Island
Wallis and Futuna
Western Sahara
Yemen
Zambia