With nervous steps, I crossed from one slippery wet boulder to the next whilst the water swirled and gurgled beneath.

One should have cleats to get a better grip on the slippery boulders.

With my right arm I pulled myself higher onto the slippery boulder.

It may be on a hidden rock, or on a round slippery boulder, or it may be into a deep "pot" or hole.

The bottom was large slippery boulders.

These men, and some women, cluster on shore and on slippery, seaweed-coated boulders, boldly asserting their place at the top of the food chain.

Navigating the tight, muddy, narrow track over slippery boulders and roots can be tricky, but the serene, misty peak is worth it.

We stoop and enter the dark cave, then scramble over slippery, moss-covered boulders about 50 feet, where a life-size Buddha sits beneath an arched ceiling.

Something was broken there, he realized, as he clung desperately to the slippery boulders, and tried to force the fingers of his right hand to open or close.

Large and often slippery boulders must be negotiated in some areas.