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Mysterious Life of Caves

Jewel of the Underground

Intro | Chambers: 1 | 2 | 3 | 4 | 5 | 6 |   | 8 | 9 | 10 | 11 | 12

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Lake Louise photo

Lake Louise
The aptly named "mammillaries" that bulge from the ceiling here formed as calcite in a pool that once filled this chamber. The calcite settled uniformly over original bedrock walls. Today Lake Louise has water only in side basins; most of the floor bears plate-sized orange rafts of calcite.

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NOVA Home Find out what's coming up on air Listing of previous NOVA Web sites NOVA's history Subscribe to the NOVA bulletin Lesson plans and more for teachers NOVA RSS feeds Tell us what you think Program transcripts Buy NOVA videos or DVDs Watch NOVA programs online Answers to frequently asked questions