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Water seething and exploding in a boiling basin, followed by a jet of chalk-white spray shooting up to the height of a five-storey house - a magnificent sight that continues for seven or eight minutes before subsiding. Then, suddenly, a column ...

An anonymous writer has described Florida's Everglades as "If the devil ever raised a garden, the Everglades was it", and "one of the unique regions of the earth, remote, never wholly known", the writer tells of 'their vast glittering openness... the ...

High in the Peruvian Andes lies Colca Canyon, described in the Guinness Book of Records as the world's deepest gorge. Yet few people have even heard of it. And despite its status as a world record holder, and its stunning granduer, ...

Strangely shaped limestone isles ascend from the clear, green water of a forest-fringed bay in Thailand Shimmering heat daze blankets the tree-lined shores of Phang Nga Bay in southern Thailand, where the clear waters of the Andaman Sea shimmer green under ...

Imagine a miniature lost world, at the top of a limestone cliff more than 600ft (180m) high. A world of razor-sharp rock spires up to 100ft (30m) tall, where the toughest boots are torn to shreds in minutes and a single ...

Heat haze shimmering on the vast, sandy plains of Australia's Northern Territory can make the first sight of Kata Tjuta seem like a mirage. The 36 rock domes rise sheer from the ground and form a circular cluster. Ernest Giles, an ...

Terrifyingly steep-side gorges slice through the barren hills and plateaus of the Hamersley Range in Western Australia. Three of the most spectacular of the 20 major gorges are the crevice-like Hancock, Joffre and Weano Gorges, which converge and join the equally ...

Nothing but the sighing and moaning of the world breaks the eerie silence of the Pinnacles Desert. Any science-fiction writer seeking a setting for a spine-chiller needs to look no further than this alien spot not far from the coast of ...

Aloof from the commotion of the world, Ellesmere Island is so remote and in such a harsh setting that it seems purified by the rigours of its climate. Even the air is so pure that the whole landscape - the vast ...

Marshes crisscrossed by countless river channels, scrubland dense with rockroses, and dunes of glistening white lie side by side in a remarkably varied tract of wilderness in southern Spain. Together with pine woods, lakes and cork oak groves, they make up ...

Disbelief is a constant companion to those who explore Lechuguilla Cave in New Mexico. So far, around 101 miles (156.5km) of caverns and passageways have desert mountains in the southern United States, making it one of the world's longest caves. Within ...

Wind-clown sands have sculpted the domed, elephantine bulk of Uluru, which rises abruptly from the flat and arid plains of the Northern Territory, almost at the very centre of Australia. To the Aborigines, the age-old red rock known as; Uluru' has ...