On the mainland it is Thurso. If you include the Shetland Islands it will be Lerwick.
The Northern most city in the world is Longyearbyen in Svalbard, Norway. It's a beautiful city.
The northern part of Scotland is commonly referred to as the Scottish Highlands.
Thurso
No. Ireland is not a part of the United Kingdom, but Nothern Ireland is along with Scotland, England and Wales.
England, Scotland, Wales and Northern Ireland
Scotland is in the northern hemisphere as it is north of the Equator. Also, as Scotland is to the west of the Prime Meridian, it is also in the Western Hemisphere.
Lerwick
Hamilton is a town in Scotland. It begins with the letter H.
St Andrews is a town in Scotland. Edinburgh is the capital city of Scotland.
mexico
Alaska.
Langholm is a town in Scotland.