Security Tunnel Casino Heist Location. Secret tunnel entrance for the diamond heist. Want to scope out all the options for the diamond casino heist.
Just make a picture of the first sewer tunnel when scoping out the casino for lester. The garage door of the security tunnel underneath the race track to the right of the casino. The side door to the right of the casino.
This gta online casino access point guide tells you where to find each of the 6 access points required.
The tunnel is to the right of the casino right beside the race track. This sewer tunnel grate is one of the many access points which you can scope out before the heist. In order for that option to appear you need to scope the security tunnel garage door during the casino scope out heist prep mission. North helipad south helipad.
