Some people believe it may be millions of years old. - [Ryan] Mono Lake in particular has these tufa towers that are these limestone rocks that are made when the salt water mixes with the fresh water.

As a young boy growing up in California's San Francisco ... Navigate between the towering tufa towers and watch for the millions of birds that use Mono Lake as a critical stopover on their ...

Laboratory experiments have shown that prebiotic chemistry requires very high phosphorus concentrations, about 10,000 times ...

CALIFORNIA — If you are a "rock ... the backdrop of the Eastern Sierra mountains, the lake reflects giant “tufa towers.” ...

Mono Lake, the spectacular Dead Sea of California, is a million-year-old wonder of nature, beloved for its eerie tufa towers and its delicate saline ecosystem. Its future is uncertain though.