Some feel they basically cover the same ground, and others think that while both refer to age categories teen covers 12-14, and YA is aimed at about 14+. For the latter, the later Harry Potter books, in which torture and murder come to the fore after the gentler series beginnings, would count as teen.
Isle of Coll. One of Scotland's Inner Hebrides, the island of Coll, 13 miles long and 3 miles wide in parts, is nowadays home to some 150 people. Located to the north-west of the Isle of Mull, it is just north of neighbouring Tiree.
Lewis and Harris, in the Outer Hebrides, is Scotland's largest island. Lewis forms the northern part of the island, and Harris the southern part, although both are often referred to as if they are separate islands. Scotland also dominated the top 10 UK island list with six of the top 10 islands found north of the border.