Month: February 2017

caves

Cool Caves

Hidden away deep inside Earth’s crust is a magical subterranean world of caverns, such as these stunning examples Psychedelic salt mine A former salt mine in Yekaterinburg, Russia, is now one of the world’s most colourful caves. More than 200 m (650 ft) underground, its patterned rainbow walls are caused by the mineral carnallite swirling …

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antelope-canyon

On the Rocks

Wind and water constantly batter the planet’s rocky regions, sculpting unusual formations that must be seen to be believed. Sandstone spirals Antelope Canyon (above), in Arizona, USA, is named after the herds of antelope that once inhabited the area. These breathtaking rocks were carved by rainwater flooding through the canyon and eroding the sandstone into …

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