Travel back in time to the beginning of Earth's geological history in just over one minute in this interactive scale model timeline.

• Click the down arrow in your browser's scrollbar and hold on tight!
• Each pixel of height in the following table = 100,000 years.
• Modern humans (Homo sapiens sapiens) have only existed in the top one pixel of the table, represented by a black line above the word 'Pleistocene'.
• All of recorded human history has taken place during the Holocene epoch, encompassing the last 10,000 years, which is too brief an interval to be graphically represented at this scale.