Most people trek to the lake via two or seven-day circuits, or as part of the Te Araroa long distance trail, which spans the entire length of New Zealand. The title of “clearest lake in the ...

The clearest lake in the world is New Zealand’s Blue Lake, which researchers say has visibility similar to pure water. The U.S. lakes confirmed clearer than Flathead Lake are: Crater Lake in ...

Hidden deep in New Zealand’s wilderness ... in an interview with CNN. Since the lake was declared the world’s clearest in 2013, visitor numbers have surged. But with that increase has ...

The clean-up and site restoration of a New Zealand research station in Antarctica has provided valuable lessons on the ...

Blue Lake, as it’s known to visitors who hike within the mountains of Nelson Lakes National Park in New Zealand’s Southern Alps, is under severe threat of losing its purity. The “clearest ...

In New Zealand’s Nelson Lakes National Park, about 1,200 meters (4,000 feet) above sea level and a two-day hike from nearest civilization, lies Rotomairewhenua, or Blue Lake. (CNN/Janet Newel) ...