Pilot Lucas Young has visited (landed in) a total of 111 countries but have 128 countries yet to explore.

Afghanistan

Anguilla

Antarctica

Antigua and Barbuda

Aruba

Bangladesh

Botswana

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

Congo

Cook Islands

Costa Rica

Dominica

El Salvador

Equatorial Guinea

Eritrea

Eswatini

Ethiopia

Falkland Islands

Faroe Islands

French Guiana

Gambia

Ghana

Gibraltar

Greenland

Grenada

Honduras

Iraq

Isle Of Man

Jamaica

Jersey

Johnston Atoll

Kiribati

Laos

Lesotho

Macau

Malawi

Mali

Marshall Islands

Martinique

Mauritania

Mayotte

Micronesia

Midway Islands

Moldova

Monaco

Mongolia

Montenegro

Montserrat

Morocco

Myanmar

Nauru

Nepal

New Caledonia

New Zealand

Nicaragua

Niger

Nigeria

Niue

Norfolk Island

North Korea

North Macedonia

Northern Mariana Islands

Oman

Pakistan

Palau

Palestine

Panama

Papua New Guinea

Paraguay

Puerto Rico

Qatar

Rwanda

Saint Helena

Saint Kitts and Nevis

Saint Lucia

Saint Pierre and Miquelon

Saint Vincent and The Grenadines

Samoa

Sao Tome and Principe

Serbia

Seychelles

Sierra Leone

Somalia

South Korea

Sri Lanka

Suriname

Tajikistan

Tanzania

Timor Leste

Timor-Leste

Tonga

Trinidad and Tobago

Turks and Caicos Islands

Tuvalu

Uganda

Uzbekistan

Vanuatu

Virgin Islands, U.S.

Wake Island

Wallis and Futuna

Western Sahara