Pilot Marek Paul has visited (landed in) a total of 88 countries but have 151 countries yet to explore.

Albania

Algeria

American Samoa

Angola

Anguilla

Armenia

Aruba

Bahamas, The

Bahrain

Bangladesh

Barbados

Belarus

Bolivia

Bosnia and Herzegovina

Botswana

British Indian Ocean Territory

British Virgin Islands

Bulgaria

Burkina Faso

Burundi

Cameroon

Cayman Islands

Central African Republic

Chad

China

Christmas Island

Cocos (Keeling) Islands

Colombia

Comoros

Congo

Congo (DRC)

Cook Islands

Costa Rica

Cote D'Ivoire

Cuba

Djibouti

Dominica

Dominican Republic

Ecuador

El Salvador

Eritrea

Eswatini

Ethiopia

Falkland Islands

French Guiana

French Polynesia

Gabon

Gambia

Georgia

Greenland

Grenada

Guadeloupe

Guam

Guatemala

Guernsey

Guinea

Guinea-Bissau

Guyana

Haiti

Honduras

Johnston Atoll

Jordan

Kazakhstan

Kiribati

Kosovo

Kyrgyzstan

Liberia

Lithuania

Maldives

Mali

Marshall Islands

Martinique

Mauritania

Mayotte

Micronesia

Midway Islands

Moldova

Monaco

Montenegro

Montserrat

Morocco

Mozambique

Myanmar

Nauru

Nepal

New Caledonia

Nicaragua

Niger

Niue

Norfolk Island

North Korea

North Macedonia

Northern Mariana Islands

Palau

Palestine

Paraguay

Philippines

Puerto Rico

Qatar

Russia

Rwanda

Saint Kitts and Nevis

Saint Lucia

Saint Pierre and Miquelon

Saint Vincent and The Grenadines

Samoa

Saudi Arabia

Senegal

Sierra Leone

Solomon Islands

Somalia

South Sudan

Sudan

Suriname

Syria

Tajikistan

Tanzania

Thailand

Timor Leste

Timor-Leste

Togo

Tonga

Trinidad and Tobago

Turkmenistan

Turks and Caicos Islands

Tuvalu

Uganda

Uruguay

Uzbekistan

Vanuatu

Venezuela

Vietnam

Virgin Islands, U.S.

Wake Island

Wallis and Futuna

Western Sahara