Day 33

 <map> The element is used <map>with an element <area>to define a map of the image (i.e. a clickable area of ​​the image).

<track> The element is used <track>within the element <audio>or <video>allows you to use temporary text tracks such as subtitles for videos. These tracks are in the WebVTT format (and their files have the extension of .vttany Web Video Text Tracks)