[wideminded]

In September, city crews digging trenches in Calexico, Calif., discovered a tunnel more than 4 feet high that zigzagged 250 yards beneath the border. It was equipped with lighting and ventilation, and was reinforced with wood.

Anyone know what equipment one would need to dig a tunnel like this and how long it would take? Just hauling out all the dirt would be a major project.

[.cnI redruM]

That would be fairly easy for Orkin to fumigate. If we did that just once, it would totally change the plans of those who dig tunnels.