For visiting scuba divers the attractions are steep underwater cliffs that drop away to 40 metres with abundant marine life.

They rode along together then, swimming gently as the current slackened near the underwater cliff into which the outpost had been planted.

The ship is lying on its starboard side at the bottom of an underwater cliff.

Perhaps half a mile out, it plunged downward like the sides of a mountain, underwater cliffs tumbling ever deeper to the canyon below.

Droplines may be set either down underwater cliffs or just in the water column.

The islands have many interesting recreational diving sites due to the clear water, an abundance of life, and underwater cliffs down to 60 meters (200 feet).

There's a ton of noise from the sea hitting the underwater cliffs.

This is serious diving territory, with underwater cliffs that drop 1,000 feet or more.

Its sheer underwater cliffs, pinnacles and many diving locations surrounding the island offer a unique experience.

A stone's throw from the shore there is a steep underwater cliff, where the bottom drops a few hundred feet and the water turns a velvety blue.