Could not find any definition of word "highline"
Usage examples of "highline".
For the first mile or so, she walked Highline, an improved trail that followed the ridge east of Flattop Mountain, winding back to the Going to the Sun Road where the trail-head was.
At about seventy-two hundred feet in elevation, where Highline dog-legged south, Anna turned north, traveling cross-country toward the glacial cirque below Cathedral Peak's south-southwestern slope.
The Utes had gone downstream, so he went upstream with the idea of striking the highline trail.