Early humans -- Making fire -- Origin of cereals -- Development of the wheel -- Domestication of animals -- Writing and numbers -- Agriculture and food -- Ancient medicine -- Building the pyramids -- The first boats -- Using metals -- Calendars -- Weights and measures -- Greek temples and tombs -- Mesoamerican pyramids -- Gears, axles, cams, and cranks -- Archimedes' inventions -- Indian Ganga River technology -- Roman roads and aqueducts -- The Mayan civilization -- Ancient artillery -- Timelines.