PHOENIX -- An incomplete tunnel found stretching from Mexico to Arizona appears to be "the most sophisticated tunnel in U.S. history," authorities said. The tunnel intended for smuggling ran from a ...

Four people tried to illegally cross the Polish border with Belarus through an underground tunnel, but they were detained and ...

SAN DIEGO (AP) — They are known in the U.S. Border Patrol as “tunnel rats” – agents who go in clandestine passages that have proliferated on the U.S.-Mexico border over the past 20 years to smuggle ...

HIDALGO, Texas (KTRK) -- Organized crime seems to be finding a way around border security. Patrol agents discovered a new tunnel under construction that would have gone under a potential border wall.

Federal officers in Arizona and Mexico discovered a cross-border tunnel in Nogales on Wednesday, officials said. The smuggling tunnel had not been completed. Border Patrol agents found the tunnel west ...

The Brenner Base Tunnel, built deep beneath the Alps, is set to reshape freight and passenger transport across Europe.

Officials found more than a ton of cocaine and 14,000 pounds of marijuana. — -- A ton of cocaine and seven tons of marijuana were seized from a cross-border tunnel that stretched from a Tijuana, ...

EL PASO, Texas (KTSM) — In honor of Independence Day, the Tunnel to Towers Foundation has paid off the mortgage on the El Paso home of the fallen U.S. Border Patrol agent/canine handler, Jose Barraza, ...

ROME (Reuters) -Workers broke through a final, thin veil of rock on Thursday, opening an underground tunnel between Austria and Italy that will eventually become a high-speed rail line linking the ...