Short answers, pulled from the story.
The 2nd of May 1994 marked the first time in eight thousand years that the island of Great Britain physically touched the European mainland. This event ended a geological separation that had defined British identity for millennia. The opening of the Channel Tunnel created this physical link between the island and northern France.
Sweden, Norway, and Finland are excluded from definitions of continental Europe by the European Union and traditional Germanic studies. The Scandinavian Peninsula presents a geographical paradox where land connects to the mainland yet culture and history treat it as an island. Denmark occupies a unique position where its Jutland Peninsula is considered part of continental Europe.
France is known as l'Hexagone or the Hexagon to refer to its approximate six-sided shape on a map. Italy is referred to as lo Stivale or the Boot to capture the peninsula's distinctive silhouette. Spain is similarly defined as peninsular Spain to distinguish its mainland from the Balearic Islands and the Canary Islands.
The concept of continental Europe was consciously revived in the 1950s as a basis for European integration. This revival drew directly from the historical territory of the Carolingian Empire. The term was used to evoke a sense of shared heritage and common destiny to justify the formation of the European Union.
These islands are excluded from the definition of continental Europe despite their proximity to the mainland. The exclusion highlights the importance of political and cultural identity over strict geographical boundaries. Cyprus belongs to Southwest Asia geographically but is considered part of Europe politically and culturally.