Pilot GH77 has visited (landed in) a total of 63 countries but have 176 countries yet to explore.

Algeria

American Samoa

Angola

Anguilla

Antarctica

Armenia

Aruba

Azerbaijan

Bahrain

Barbados

Belarus

Bolivia

Bosnia and Herzegovina

Botswana

Brazil

British Indian Ocean Territory

Brunei

Burkina Faso

Burundi

Cambodia

Cameroon

Cayman Islands

Central African Republic

Chad

Chile

China

Christmas Island

Cocos (Keeling) Islands

Comoros

Congo

Congo (DRC)

Cook Islands

Costa Rica

Cote D'Ivoire

Croatia

Cyprus

Dominica

Ecuador

Egypt

El Salvador

Equatorial Guinea

Eritrea

Estonia

Eswatini

Ethiopia

Falkland Islands

Faroe Islands

Fiji

French Guiana

French Polynesia

Gabon

Gambia

Georgia

Gibraltar

Greenland

Guinea

Guinea-Bissau

Guyana

Honduras

Hong Kong

Iceland

India

Iraq

Isle Of Man

Israel

Jersey

Johnston Atoll

Jordan

Kazakhstan

Kenya

Kiribati

Korea

Kosovo

Kuwait

Kyrgyzstan

Laos

Latvia

Lebanon

Lesotho

Liberia

Libya

Lithuania

Luxembourg

Macau

Madagascar

Maldives

Mali

Malta

Marshall Islands

Mauritania

Mauritius

Mayotte

Mexico

Micronesia

Midway Islands

Moldova

Monaco

Mongolia

Montenegro

Montserrat

Morocco

Mozambique

Myanmar

Namibia

Nauru

New Caledonia

Nicaragua

Niger

Nigeria

Niue

Norfolk Island

North Korea

North Macedonia

Northern Mariana Islands

Panama

Papua New Guinea

Paraguay

Peru

Philippines

Qatar

Russia

Rwanda

Saint Helena

Saint Lucia

Saint Pierre and Miquelon

Samoa

Sao Tome and Principe

Saudi Arabia

Senegal

Serbia

Seychelles

Sierra Leone

Slovakia

Slovenia

Solomon Islands

Somalia

South Africa

South Korea

South Sudan

Sri Lanka

Sudan

Tajikistan

Tanzania

Timor Leste

Timor-Leste

Togo

Tonga

Tunisia

Turks and Caicos Islands

Tuvalu

Uganda

Ukraine

United Arab Emirates

Uruguay

Uzbekistan

Vanuatu

Venezuela

Virgin Islands, U.S.

Wake Island

Wallis and Futuna

Western Sahara