Pilot UMBERTO NOTO has visited (landed in) a total of 99 countries but have 140 countries yet to explore.

Afghanistan

American Samoa

Angola

Anguilla

Antarctica

Aruba

Barbados

Belarus

Botswana

British Indian Ocean Territory

British Virgin Islands

Brunei

Burundi

Cambodia

Cameroon

Cayman Islands

Central African Republic

Chad

Chile

China

Christmas Island

Cocos (Keeling) Islands

Comoros

Congo

Congo (DRC)

Cook Islands

Czech Republic

Djibouti

Dominica

Ecuador

El Salvador

Eswatini

Falkland Islands

Fiji

French Guiana

French Polynesia

Greenland

Grenada

Guam

Guatemala

Guinea

Guinea-Bissau

Guyana

Haiti

Indonesia

Iraq

Johnston Atoll

Kazakhstan

Kiribati

Maldives

Mali

Marshall Islands

Martinique

Mauritania

Mayotte

Micronesia

Midway Islands

Monaco

Mongolia

Montserrat

Mozambique

Myanmar

Namibia

Nauru

New Caledonia

New Zealand

Nicaragua

Niger

Nigeria

Niue

Norfolk Island

North Korea

North Macedonia

Northern Mariana Islands

Papua New Guinea

Paraguay

Philippines

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

Saudi Arabia

Seychelles

Sierra Leone

Slovakia

Solomon Islands

South Africa

South Korea

South Sudan

Sri Lanka

Sudan

Suriname

Syria

Taiwan

Tajikistan

Tanzania

Timor Leste

Timor-Leste

Togo

Tonga

Trinidad and Tobago

Turkmenistan

Turks and Caicos Islands

Tuvalu

Uganda

Uruguay

Uzbekistan

Vanuatu

Vietnam

Virgin Islands, U.S.

Wake Island

Wallis and Futuna

Western Sahara