The last major alteration to the Ridge Route began in the early 1960s.
The project was completed by 1970 and brought the Ridge Route to its current alignment.
A bond issue was approved in 1909 and 1910 to build a state highway system, including the Ridge Route.
From there the ridge route leads to the summit, by lengthy but gentle slopes.
She wasn't happy about choosing the ridge route.
It was a major route to the north until the construction of the Ridge Route.
The northeast ridge route begins from the north side of Everest in Tibet.
Follow the ridge route, which gives splendid panoramic views over the surrounding massif, out to the sea.
This ridge route is also followed by the Beacons Way long-distance footpath.
By 1972 the Ridge Route Alternate was fully submerged under the lake's water.