Where is world's clearest lake where tourists are asked to wipe their shoes

Nestled in the heart of Nelson Lakes National Park, Blue Lake, or Rotomairewhenua, showcases the clearest waters on Earth, with dazzling visibility of 70-80 meters. The lake’s crystal-clear depths are a natural wonder, filtered beautifully through ancient subterranean rocks.

Jan 18, 2026 1

Where is world's clearest lake where tourists are asked to wipe their shoes
Nestled in the heart of Nelson Lakes National Park, Blue Lake, or Rotomairewhenua, showcases the clearest waters on Earth, with dazzling visibility of 70-80 meters. The lake’s crystal-clear depths are a natural wonder, filtered beautifully through ancient subterranean rocks.
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