- You can easily follow the story chronologically with < and > on the sides of the screen.

- With the timeline at the bottom you can do more: 

- zoom in and out with ⊕ - ⊖ buttons at the bottom left: zoom in gives a better view of the different events
- return to the beginning with the arrow
- move the timeline with the mouse pointer
- mouse pointer above labels for more info or
- click on it to go to that event.

- With the chapters an extra image can be displayed large in a new tab: click on the link below.