U.S. Border Patrol agents discovered a sophisticated underground tunnel between Tijuana and San Diego, equipped with lighting, ventilation and tracks for narcotics smuggling.

The East Coast Rail Line (ECRL) project achieved an important milestone after the 16.39-kilometre (km) Genting Tunnel was dug ...

The tunnel — which reached depths of around 50 feet underground at its deepest point — measured 2,918 feet long, 42 inches tall and 28 inches wide U.S. Customs and Border Protection.

The tunnel is being referred to by the Israeli military as “Sinwar’s secret,” after Hamas leader Yahya Sinwar and his brother Mohammad. Newsletters Games Share a News Tip. Featured.

KABC, CNN By Kathleen Magramo, CNN (CNN) — Thirty-one people working in a massive underground tunnel in Los Angeles were rescued Wednesday night after a portion of the structure collapsed ...

Columbus construction crews achieved a massive breakthrough — quite literally — on Wednesday when an excavation machine penetrated the final stretch of a massive three-mile long sewer overflow tunnel.