00:00 - Start
00:01 - Explaining what a 2D data structure is
00:25 - An example of a 2D List representing a 3x3 grid
02:08 - Loop through a specific element of each inner list
03:25 - Add data to a 2D list
05:27 - Indexing a specific value from a 2D list
06:40 - Loop through every item in a 2D list