U.S. Border Patrol agents have uncovered a sophisticated underground tunnel stretching more than 1,000 feet into the United States from Mexico as part of a drug-smuggling operation in Southern ...

A drug-trafficking tunnel nearly half a mile long underneath the California-Mexico border was discovered by federal agents, the U.S. Attorney’s Office said Wednesday. Two tons of cocaine and ...

An unfinished tunnel for "large-scale narcotics smuggling" from Tijuana to San Diego under the U.S.-Mexico border has been uncovered, federal officials reported. The "highly sophisticated" tunnel ...

Authorities uncovered a tunnel outfitted with solar panels, lighting, ventilation and a rail system that could carry illegal immigrants, arms dealers and drug smugglers from Mexico into the United ...

The same year, agents seized 4,400 pounds of illicit drugs from another over 2,000-foot tunnel between Mexico and the San Diego area, U.S. Immigration and Customs Enforcement said at the time.

Members of Mexico’s national guard patrol the international sewage and drainage system that connects Nogales, Mexico, with Nogales, Ariz. The guardsmen regularly find tunnels that were dug by ...

A secret tunnel discovered last week on the U.S.-Mexico border will be sealed by Mexican authorities, an army official in Ciudad Juarez said Saturday. The tunnel, discovered on Jan. 10, connects ...

US federal agents have uncovered a sophisticated "narco tunnel" equipped with electricity and a working ventilation system that smugglers had been using between El Paso, Texas, and Juarez, Mexico.

A Secret Tunnel Found in Mexico May Finally Solve the Mysteries of Teotihuacán. The chance discovery beneath a nearly 2,000-year-old pyramid leads to the heart of a lost civilization ...

Mexico's Attorney General's Office via AP Authorities inspect the exit of the tunnel they claim was used by drug lord Joaquin "El Chapo" Guzman to break out of the Altiplano maximum security ...

A smuggling tunnel still under construction was discovered by authorities at the Arizona-Mexico border – marking the third underground passage found in the area, officials said.