Urban planners from Mexico City to Toulouse are adopting the high-flying mode of transit. Will it catch on elsewhere?

The clandestine tunnel discovered on Jan. 10 beneath the Rio Bravo river —connecting the border city of Ciudad Juárez with El ...

A secret tunnel ... 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 the Mexican city of ...

From a passageway made by giant sloths to a slinky tunnel bridge and an 'entrance to hell' - there are some extraordinary ...

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 the ...

US Border Patrol agents have discovered a sophisticated smuggling tunnel that crosses from Ciudad Juarez, Mexico, to El Paso, ...

U.S. Border Patrol agents and Mexican authorities discovered a man-made cross-border tunnel in Ciudad Juarez connecting Mexico with the United States ... trafficking” and that it was hidden in the ...

rail lines and subway tunnels difficult. La Paz, Bolivia; Mexico City; and Bogotá, Colombia, have all added cable car lines to their public transit options. “They’re spreading like wildfire ...

A secret 1,000ft-long tunnel between the US and Mexico will be sealed after it was discovered earlier this month. US Customs and Border Protection (CBP) said its agents found a completed man-made ...