Each exhibition’s duration is represented by a line. Lines are color-coded by location.
Some start dates of current (or past) exhibitions are approximate.
Tooltips show up on hovering either end of a line. Clicking there opens an info page.
Toggle all labels by the first top-right icon. Second is for full-screen.
The chart is interactive - zoom, pan, hover for tooltip and click for info.

Best viewed on widescreen desktop in Full-Screen mode.