Ice avalanche - Piles of ice fall from cliffs, hillsides or mountainslobes
Avalanche
Tides - Periodic rise and fall of the ocean level
Marked trail, at regular intervals
Marked trail with signs that guide the way
Sign(s) at the starting point of the trail
Unmarked trail, no markings to guide the way
Not visible
Lighted trail
Timber floor
Paving
Rocks
Good condition of roads, trails or paths
Fair condition of paths/trails. Lacks some maintenance
Poor condition of paths/trails. Collapsed paths and/or inadequate drainage. Lack of maintenance
Impassable path
Undefined
No maintenance required
The path is unilluminated
Markings - Stakes, guards and signs on the way