united kingdom
The country is New Zealand.
Of the 8 official planets Neptune has the biggest orbit so it travels the furthest.
Gamma radiation travels the furthest in air among the different types of nuclear radiation, as it is highly penetrating and can travel long distances without being easily stopped.
The country located furthest behind the time zone is American Samoa.
A downwind sail, such as a spinnaker or a genoa, typically travels the furthest because it is designed to catch wind from behind the boat and harness the wind's energy to propel the boat forward efficiently in downwind conditions.
Brazil
Malaysia
Singapore
If you count Iceland as a part of Europe, it is furthest west. Otherwise, the furthest west European country is Ireland. The furthest west country in mainland Europe is Portugal.
The country that's the furthest away from England is New Zealand. That's is as much as we know so far.
Asia is a continent, not a country. No countries from Asia are members of the European Union. Cyprus is the country in the European Union that is furthest from Ireland.