"Learn about England and her culture from children who live there." Includes information on customs, costumes, government, anthems and songs, food, climate, religion, money, English Christmas, and much more.
Besides selling their famous maps, this site allows you to look up over 250,000 places and view an online map of the area. It also contains information on the history of place names, "Geofacts" about Great Britain, and various games and freebies.
Wondering where the traditional UK counties have gone? This long but interesting paper discusses recent administrative changes to the traditional county structure of England (and explains why you may have difficulty locating a county on a map).