This map includes Collectibles that match the numbering in the game, along with all 3 infiltration points (21 – default Terrace entrance, 22 – Parkview Apartments, and 23 – Signal Box). The pink circles are the cardboard pigeons for the Wing-Wing Situation medal.
More contextual information regarding the collectible location can be found in the google workbook here along with a full video walkthrough link.
