As we clambered over volcanic boulders, along a tumbling stream, Gibbons pointed out the thick black tadpoles darting about in clear pools of water.

Its shallow pools, caves and grottoes, formed by giant volcanic boulders, make it a fine place to swim and snorkel.

Monument 1 is a volcanic boulder with the bas-relief sculpture of a ballplayer, probably representing a local ruler.

Footpaths led us along walls of rough-hewn volcanic boulders, and in and out of the pine forests.

Mr. Rawlyk pointed out woody areas full of volcanic boulders and explained that the region's name came from its acidic, iron-rich soil.

Tall elephant grass and niongongo trees grew profusely among the black volcanic boulders.

Among other beaches are Spring Bay, also with imposing volcanic boulders, and Devil's Bay.

We took a different route back, along a crescent-shaped black sand beach, strewn with dark volcanic boulders and boulder-sized hunks of glacier ice.

Mangansag dotted with tall palm trees and volcanic boulders along pristine waters.

A waterfall tumbles down volcanic boulders.