2 Surveillance Recordings, 2 Secret Bags
NOTE: You can only access this area during the final main story mission.
Mission 15 - The Shard
Surveillance Recording 1
After climbing up the second lift shaft and pulling yourself up inside the collapsing building, check on the table to the side on the next corner.
Secret Bag 1
Once you've swung from the damaged fan and landed in Sky City, turn around and exit through the window you smashed to collect the bag from the roof.
Surveillance Recording 2
When you reach the helipad on the roof, check next to the steps leading up to it.
Secret Bag 2
In the same rooftop area, go down the stairs then turn left and get the bag from the green area in the corner.