Ivy was planted to cover the quarry walls.

Technicians usually work the quarry wall only from mid-April to mid-November.

The questions are hard to answer, since the collapse of the unfortified quarry walls happened so fast.

A number of the square blocks still lay in their original positions in the quarry walls.

Then blew out a piece of the quarry wall behind it, two hundred meters away.

He carved into the quarry wall various religious and political statements that are still there today.

We will erect them over the quarry walls to shade the workers.

Swinging sideways from his hidden spot, he began to scale the quarry wall.

It threw a glare up the quarry wall to some degree, enough to make The Shadow feel uncomfortable.

At the top, the train crests the lift hill and follows a fairly level 180 degree turn to the right above the quarry wall.