Ireland and Great Britain are two examples.
The Ionian Islands are located in Europe. Greece to be exact.
Two large islands in Europe are Great Britain and Ireland.
The channel Islands are in the Contienent of Europe.
The British Isles are locates to the northwest of continental Europe. The Isles are made up of two main islands, Ireland & Great Britain. There are other islands that include the Shetland Isles
There are truly no given numbers are to how many islands are in Southern Europe. You can estimate, however. Southern Europe borders the Mediterranean Sea. This sea contains about 1,460 islands. Since most Mediterranean islands are located in Europe, it is safe to say that about 1,350-1,400 of these islands are in Southern Europe.
BUBBLE
the answer is two
Five countries are actually physically a part of Europe and Asia with their mainlands and not islands. They are Russia, Turkey (these two were probably the ones you were thinking of, as they are the most commonly known), Georgia, Azerbaijan, and Kazakhstan.
The British Isles.
Europe is located in three, not two, hemispheres. The Northern, Eastern, and Western.
The Kingdom of the Netherlands is located on two continents. The biggest part is located in Europe, between the North Sea at the western and norhtern side, Germany in the east and Belgium in the south. The other part is located in the Caribbean, three islands (Aruba, Curaçao and Bonaire) are located just off the coast of Venezuela and the other islands (Saba, Sint-Eustatius and Sint-Maarten) are located between Anguilla in the north and Antigua and Barbuda (roughly).
Europe is located in the nothern and eastern hemisphere