Dangerous hiking circumstances include getting lost, hazardous terrain, animal attack and sickness.

Both involve hazardous terrain to negotiate, above vertiginous falls to waves pounding on the rocks below.

At a glance, pilots can view a visual display of hazardous terrain below and ahead of the aircraft.

Bateman felt it was within his capabilities to construct a system that would detect hazardous terrain in the aircraft's projected path.

The lead-in lighting system is a positive visual guidance to the pilot along a specific approach path for reasons such as avoiding hazardous terrain, etc.

Natural areas, studded with rocks, tree roots and other obstacles, generally have too hazardous a terrain for people in wheelchairs.

Anderson is now negotiating that hazardous terrain.

He guided the heavy vehicle over the hazardous terrain to safety, despite heavy weapons fire from the Japanese.

There are six types hazardous terrains: Poison, lava, thorny, icy, deep water and hot sand.

For the next seven-and-a-half minutes, while in a holding pattern, the flight was absent from the approach control frequency, and entered an area of hazardous terrain.