The gorge also exposes uplifted and warped layers of basalt from the plateau.

Gold miners have dug on the mountain's side, exposing layers of rock as they worked their way along a fault line.

The vertical walls of the gorge expose geological layers that reveal the history of the surrounding land.

These walls sometimes expose layers that represent the glacier's stratigraphy.

Evolution may be rapid exposing additional layers of tissue even with optimal treatment.

And, as in any good Christie story, the decorations are carefully peeled away to expose layers of questions.

It set out to expose layers of Germany's recent history with a three-building show (.)

As it bulged upward, there was increased erosion which exposed old layers.

Perforations expose layers of color but also symbolize the obliteration of the past.

Pilo-erection was doing that, exposing different layers, but the effect hid them like chameleons.