![Map of some of the other "henges"](http://photos.travelblog.net/370842/997770/s/9603919-map-of-some-of-the-other-quot-henges-quot-0.jpg "Map of some of the other "henges"")
Great Britain, the dominant industrial and maritime power of the 19th century, played a leading role in developing parliamentary democracy and in advancing literature and science. At its zenith, the British Empire stretched over one-fourth of the ear...more history