Cardiff is the capital city of Wales, a country which is part of Great Britain.
It is in Great Britain
mainland Britain
No. Wales is a country that is part of the United Kingdom of Great Britain and Northern Ireland. The capital city of Wales is Cardiff.
Great Britain consists of England [London], Wales[Cardiff] and Scotland [Edinburgh] - with capitals shown in [brackets].The United Kingdom consists of Great Britain and Northern Ireland [Belfast].Note that in Welsh, Cardiff is Caerdydd.
The Capital of the UK and Great Britain is London. There are devolved Parliaments for; Scotland, in Edinburgh, http://www.scottish.parliament.uk/vli/visitingHolyrood/howToFindUs.htm Wales, in Cardiff, http://www.assemblywales.org/conhome.htm and Northern Ireland, in Belfast. http://www.niassembly.gov.uk/io/contactus.html
Cardiff is not now and has not ever been Britain's capital city. Cardiff is the capital of Wales. The capital of Britain is London.
Finland is not part of Great Britain and is some distance away from it.
It is not coming because they are too far away to reach that part of the world.
England is part of Great Britain
Take your pick.... Cardiff Colwyn Bay Bangor Wrexham Newtown Aberystwyth Fishguard...
Great Britain is part of the continent of Europe.