Pilot Matthew Thierens has visited (landed in) a total of 60 countries but have 179 countries yet to explore.

Afghanistan

Albania

Algeria

American Samoa

Angola

Anguilla

Antarctica

Armenia

Bangladesh

Belarus

Belize

Benin

Bermuda

Bhutan

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

Cuba

Cyprus

Czech Republic

Denmark

Djibouti

Dominica

Dominican Republic

Egypt

El Salvador

Equatorial Guinea

Eritrea

Estonia

Eswatini

Ethiopia

Falkland Islands

Fiji

Finland

French Guiana

French Polynesia

Gabon

Gambia

Georgia

Gibraltar

Greece

Greenland

Grenada

Guinea

Guinea-Bissau

Guyana

Haiti

Honduras

Hungary

Ireland

Isle Of Man

Israel

Jamaica

Jersey

Johnston Atoll

Jordan

Kazakhstan

Kiribati

Laos

Latvia

Lebanon

Lesotho

Macau

Madagascar

Malawi

Malaysia

Mali

Malta

Marshall Islands

Mauritania

Mayotte

Micronesia

Midway Islands

Moldova

Monaco

Mongolia

Montenegro

Montserrat

Morocco

Morocco

Mozambique

Myanmar

Nauru

Nepal

New Caledonia

Nicaragua

Niger

Nigeria

Niue

Norfolk Island

North Korea

North Macedonia

Northern Mariana Islands

Norway

Oman

Pakistan

Palau

Palestine

Papua New Guinea

Paraguay

Poland

Puerto Rico

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

Serbia

Sierra Leone

Slovakia

Slovenia

Solomon Islands

Somalia

South Sudan

Sri Lanka

Sudan

Suriname

Syria

Taiwan

Tajikistan

Timor Leste

Timor-Leste

Togo

Tonga

Trinidad and Tobago

Tunisia

Turkmenistan

Turks and Caicos Islands

Tuvalu

Uganda

Ukraine

Uruguay

Uzbekistan

Vanuatu

Vietnam

Virgin Islands, U.S.

Wake Island

Wallis and Futuna

Western Sahara