Cotswolds Guided Walking Tour:
Explore the English Cotswolds walking part of the Cotswolds Way (6 days)

English Heritage Walking Tour:
Guided English Heritage walking tour including Stonehenge and Lacock (6 days)

Discover Wessex:
Guided walking discovering wildlife, nature and heritage and including visits to Avebury Stones & Old Wardour Castle (6 days)

Exmoor Explorer:
Visit this National Park and enjoy walking the moors and coastline (4 days)

Caves to Coast:
Guided walking holiday from Wells to coast at Weston-super-Mare (5 days)

Bath and Mendip Explorer:
Guided English walking tour exploring the UNESCO City of Bath and the Mendip Hills (7 days)

The Cotswold Ring:
An independent self-guided walking holiday through the most beautiful villages in the Cotswolds (5-8 days) all year round 

CIA - The World Factbook -- United Kingdom
Features a map and brief descriptions of geography, economy, government, and people

Website of the UK government : Directgov
Portal to public service information from the UK Government, including directories, online services,.

United Kingdom - National Statistics
Data on economy, population and society at national and local level. Summaries and detailed data releases...

United Kingdom - Wikipedia, the free encyclopedia
Name changed to the United Kingdom of Great Britain and Northern Ireland in 1927. ... At the April 2001 UK Census, the United Kingdom's population was ...

Your official guide to Britain - VisitBritain
The official site of the British Tourist Authority