Trail Difficulty Ratings
A simple colored symbol to classify a trail's difficulty was first used for ski trails and is now being used for hiking, bicycle, other trails and even airport security lines.
- Green circle - easy
- Blue square - moderate
- Black diamond - difficult
Other systems may be used in different locations.
Read more about this topic: Trail
Famous quotes containing the words trail and/or difficulty:
“vanished into nowhere Zen New Jersey leaving a trail of ambiguous
picture postcards of Atlantic City Hall,”
—Allen Ginsberg (b. 1926)
“To treat a big subject in the intensely summarized fashion demanded by an evenings traffic of the stage when the evening, freely clipped at each end, is reduced to two hours and a half, is a feat of which the difficulty looms large.”
—Henry James (18431916)
Related Subjects
Related Phrases
Related Words