Tunnel between Mexico and Arizona

 Cnn Dam Assets 120712091905-Arizona-Drug-Tunnel-Story-Top
The DEA discovered this impressive 240-yard tunnel running between an ice plant in San Luis Rio Colorado, Sonora, Mexico and a "one-story, nondescript" building in San Luis, Arizona. They didn't find any drugs in either building though. "Feds uncover drug tunnel from Mexico to Arizona"