5. The Isle of Harris

The Isle of Harris is reachable by both ferry and airplane. In addition to that, you can find a good bus service through the islands. It was voted as Europe's top island by TripAdvisor in 2014, which tells you a lot about the quality of experience that you can enjoy at the island. It is also quite fascinating to know that you will be exploring Scotland’s largest island. The nearby island of St. Kilda has been declared a world heritage site. When you are there, do not miss out on the boat trips that the island has to offer.