For the best crystal formation, go to areas with calm water near Black Rock Beach. Many visitors make necklaces or earrings ...

follows scientists and politicians from both sides of the aisle who are battling to save the Great Salt Lake – the largest saltwater lake in the Western Hemisphere – as it rapidly vanishes.

South Australia's Kati Thanda-Lake Eyre, usually just a barren expanse of salt in the most arid corner of Australia, is about to transform into our largest lake. Its transformation into an immense ...