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Across 4. A high moorland area found in Devon in SW England. 6. The name of the group of islands, including Lewis and Barra, off the western coast of Scotland 8. The UK's longest river, which begins in central Wales and flows through England. 9. The sea found to the east of England and Scotland. 14. The most southerly point of the UK mainland. 15. The sea to the south that separates England from France. 19. The small area of high mountains in eastern Scotland that includes Ben Macdui. 21. The UK's largest lake, found in Northern Ireland. 22. The hills in northern England, that are referred to as the 'backbone of England.' 23. The low flat area found in eastern England near The Wash.

Down 1. The mountainous area from which the rivers Tweed and Clyde have their source. 2. The group of islands off Lands End. 3. The largest island of the Inner Hebrides 5. The largest area of mountains in the UK. Found in central Scotland. 7. The highest mountain in the UK at 1344m in height. 10. The highest mountain in Wales. 11. The ocean to the west of the British Isles. 12. At 977m it is England's highest mountain. 13. England's largest island, found off the south coast. 16. The mountain range found in Wales. 17. The Isle of man is in this sea. 18. The North West Highlands are found in this country. 20. A major river that begins in the Cotswold Hills and flows through London.