All Empires: A database and online community dedicated to historical empires and cultures of the world.
EDUNet's Timemachine: Travel back to 10,000 years and see what's hot in world history after last ice age.
Five Epochs of Civilization: Book by William McGaughey about world history as emerging in five civilizations. Provides some brief descriptions and timelines, relating four of them to changes in communication technologies.
History of Humanity: Information on a seven-volume history of Scientific and Cultural Development published by UNESCO. Includes a sample chapter and full table of contents.
History of the World: Offers an essay giving an overview of world history. Created by history teacher Jeff Coons.
Ian's World of History: Database of essays and entries on different periods of history.
International Migration: Information on migrations throughout history, particularly those in Europe and the western world.
Lectures about Western Civilization till Thirty Year War: Good all round presentations by Professor Gerhard Rempel, Western New England College - understandable by laymen.
MacroHistory: Prehistory to the 21st Century: A narrative on trends, successes and failures across the ages in power conflicts, religion, philosophy, and political institutions. Also, monthly commentaries with a historical perspective.
Mr. Braman's World History Homepage: A collection of vocabulary words, reading syllabi, and short articles covering world civilizatiosn from ancient to modern times, aimed at secondary school students.
Odin's Castle of Dreams & Legends: An Archive of History and Historical Resources. All time periods from dawn of man to today.
TheHistoryNet: Archives: Collection of frequently updated articles, reviews, and photographs about historical events around the world.
Western Civilization: From Adam to Atom: Lecture notes from retired history professor, Dr. Raymond Jirran.
World History: "HyperHistory Online navigates through 3 000 years of World History with links to important persons of world historical importance; civilization timelines; events and facts; and historical maps."
World History circa 1200 A.D.: Selection of short articles about world figures and events in the early thirteenth century.
World History Course: Complete course with notes, questions, and links, useful for homeschooling or tutoring at regular and advanced levels. Over 2500 links for over 40 different social studies categories.