Britain and Ireland
The British and Irish Isles refer to the islands of Great Britain, Ireland and nearby islands. They are located in Europe.
The Channel Islands are sometimes included in the term "British Isles" because they are a British crown dependency. However, they are located off the coast of Normandy, France, and are not geographically part of the British or Irish Isles.
Immigration and visa requirements
A number of separate jurisdictions with their own immigration rules make up this region. So a traveller may wish to check the requirments for the territories in which they wish to travel, on the appropriate pages. However there is considerable co-operation and co-ordination between the authorities of the countries in this region meaning that the British and Irish Isles comprise a Common Travel Area, which helps the vast majority of travelers enjoy hassle free travel when crossing borders within the British and Irish Isles.
Throughout this region, traffic drives on the left. In the United Kingdom, and its Crown Dependencies Speed Limits are expressed in Miles per hour. In the Republic of Ireland speed limits are expressed in Kilmometers per hour.