There are a great many more people in the tunnels than you may think: https://www.amazon.com/Mole-People-Life-Tunnels-Beneath/dp/155652241X https://www.amazon.c

There are a great many more people in the tunnels than you may think: https://www.amazon.com/Mole-People-Life-Tunnels-Beneath/dp/155652241X https://www.amazon.com/Mole-People-Life-Tunnels-Beneath/dp/1... That said, you're absolutely right that cameras in the tunnels would be pointless. It's dark!