Land's End

from The American Heritage® Dictionary of the English Language, 5th Edition.

• A peninsula of southwest England on the coast of Cornwall. It is the westernmost point of the country.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• proper noun A headland in west Cornwall. It is known for being the westernmost point in England, and the distance between it and John o' Groats is geographically the longest distance between two points in the United Kingdom