This rich and impressive PBS Web site features videos, simulations, animations, interactive timelines, expert commentary, primary sources, and extensive links to evolution-related learning resources worldwide. There is also a free, 40-page teacher's guide available and an eight-session course for high school teachers.

This visually impressive site presents human evolution in "a broadband documentary experience" and offers news and debates in paleoanthropology, as well as a Web guide.

Hosted by the Smithsonian Institution, this site offers a "Hall of Human Ancestors" featuring movies of fossil skulls in the Smithsonian's collection. Under construction.

This site contains an overview of human prehistory, a hominid species timeline, and human physical characteristics. This is the website of a World Civilizations class from Washington State University.

An interactive, museum-like exhibit dealing with the ancient world, world cultures, and various aspects of anthropology and archaelogy. Includes: a World population clock; ancient civilizations of Asia, Europe, and the Americas; evolution; religion; underwater archaeology; and much more.

Comprehensive site covering Mayan society. Includes several images and links to related sites.

A compact list of the seven wonders of the ancient world with images and historical background information.

An excellent site on ancient Egyptian society.

A terrific overview of Ancient and Medieval History can be found at this site. It offers maps, a photo gallery, timelines, links to relevant sites, and more.

This site explores what happens when a society collapses. The four civilizations explored are the Mayans, Mesopotamians, the Anasazi , and the Mali and Songhai civilizations of Aftrica.

An online exhibition that uses artifacts and photographs to help illustrate aspects of life in ancient Greece.

This website offers a comprehensive history of the Roman Empire. It covers the founding of Rome, its kings, emperors, government, and religion, as well as the decline of Roman society and Constantinople.

This site explores archeological clues to Jesus' life, paints a portrait of his world, examines of the gospels and first Christians, and discusses why Christianity succeeded.

A great PBS site on historical and present-day Judaism that features an interactive timeline, primary sources, lesson plans, teacher sources, images and more

A compact list of the seven wonders of the ancient world with images and historical background information.

The Ancient World Mapping Center is developing a collection of free digital maps for educational use. This effort will give teachers and students an expanding set of small-scale reference maps for classroom and personal use.

Learn about life in medieval castles and how to operate a catapult. For upper elementary and middle school students.

Provides access to an impressive array of scholarly resources on Medieval times.

The Internet History Sourcebooks are wonderful collections of public domain and copy-permitted historical texts for educational use by Paul Halsall. The site and its documents are well organized and the breadth of materials is impressive.

A great site by the Boston Museum of Science on Leonardo da Vinci. Designed for teachers and students, it offers images, designs, history and more.

This informative site focuses on the forces that drove this rebirth in Europe, and in Italy in particular.

An interactive BBC Web site about Gutenberg, Venice, Renaissance medicine, and the process of studying history.

The University of Calgary's End of Europe's Middle Ages is designed to assist those students studying the Renaissance, Reformation and Early Modern studies who lack a background in medieval European history. Intended to provide a overview of the conditions at the end of Europe's Middle Ages, the site is presented in a series of well-organized chapters that summarize the economic, political, religious and intellectual environment of the fourteenth and fifteenth centuries.

Hosted by the University of Toronto, this list of bookmarks contains links to web sites which are useful for researchers working in the Renaissance and the Reformation.

Check out the sections on Renaissance, Exploration, Enlightenment, and Revolutions for an extensive and well-organized set of links on these topics.

A useful set of timelines and pointers to maps on the long eighteenth century. Includes timelines and life spans of rules, artists, philosophers, scientists, and others.

Extensive and attractive overview of 17th- and 18th-c. Europe.

This interactive UK National Archives Learning Curve exhibition investigates the political changes that took place during the 19th century. Students examine nine different investigations that tell the story of the political history of Britain between 1800 and 1914.

Produced for the National Holocaust Memorial Museum in Washington, D.C., this site includes sections on teaching about the holocaust, children and the holocaust, Nazi rule, and the rise and fall of National Socialism in Germany, 1933-1945.

This CNN Perspectives series explores the Cold War experience. Included are interactive maps, rare video footage, declassified documents, biographies, picture galleries, timelines, games and simulations, interactive activities, a search function, book excerpts, an educator's guide and more.

The site is based on a 26-episode PBS television series and features a teacher's guide, a timeline, a thematic overview, and RealAudio excerpts.

The CNN Archives feature special reports on many key World and American events, issues and personalities of the late 20th and early 21st centuries.