Timeline Chart is a chart type designed to show a series of events in chronological order.
A timeline in Timeline Charts is depicted as a long bar labeled with dates. Along the timescale, it is possible to draw periods as colored ranges, visualizing some stages, and also show events that relate to one moment of time or another.
The Timeline Chart type of data visualization is widely used in education and project management. It can help to better understand the order of historical events, critical milestones of a project schedule, and so on.