The bottoms of trough valleys and karst fields lie at elevations of , and ridges and peaks rise to .

More than a thousand years ago, the ridges on the area served as a foundation of the Rapola fort.

You drench its furrows. You level its ridges. You soften it with showers. You bless it with a crop.

The spacing, altitude and age of beach ridges are being studied to help assess climatic variations during the Holocene.

This is an area of classical glaciokarstic landscape, with numerous glacial trough valleys and cirques, with ridges and peaks between them.

The land bridge hypothesis relies on the existence of Atlantic Ocean ridges and a fall in the sea level in the Oligocene.

Thou waterest the ridges thereof abundantly thou settlest the furrows thereof thou makest it soft with showers thou blessest the springing thereof.

Rugae is a term used in anatomy that refers to a series of ridges produced by folding of the wall of an organ.

Their second homes are a retreat where they will spend only a fraction of the year, and recently pristine mountain ridges and ocean cliffs are being dotted with new homes to meet the demand.

With vibrant video clips captured by submarines, David Gallo takes us to some of Earth's darkest, most violent, toxic and beautiful habitats, the valleys and volcanic ridges of the oceans' depths, where life is bizarre, resilient and shockingly abundant.