Updating and nearly doubling the number of entries in the 1996 The History Highway identifies some 2,500 sites for historians. Begins with general topics for beginners, such as getting on the Internet, hardware, software, netiquette, and copyright. Then cites sites by topic of interest, among them ancient, European, history of science, military, psychohistory, genealogy, state historical societies, resources for history teachers, maps and images, discussion groups, and electronic journals.