NOGALES, Ariz. (AP) – As border security has tightened, drug cartels have turned to tunneling beneath the ground to avoid detection. Nearly 170 tunnels have been found nationwide since 1990, most ...
Tunnels may not be glamorous, but there are few things more satisfying than honking your car’s horn when driving in a tunnel bored through a mountain. The urge to test the acoustics of a car horn in a ...
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