The Department of Public Works and Highways (DPWH) has entered a significant stage in the construction of the 2.3-kilometer twin-tube tunnel—soon to be the longest road mountain tunnel in the ...

The largest mountain range, by far, is known as the mid-ocean range system and the vast majority of it is under the ocean. This range runs from the Arctic to Antarctica and runs for a distance of ...

1. The Andes – South America. The Andes, stretching over 7,000 kilometres along South America’s western edge, form the longest continental mountain range in the world.