Explore this interactive timelapse map and submit your guess as to what the map portrays and what the symbols represent. You can start the time slider by clicking the play button on the bottom left corner.
The file "advanced-iframe/js/ai_external.js" can not be saved. Please check the permissions of the js folder and save the settings again.
The file "advanced-iframe/js/ai_external.js" can not be saved. Please check the permissions of the js folder and save the settings again.