# 137Cs, 210Pb and varves show the lake is much older than 1908.

> 137Cs, 210Pb and varves show the lake is much older than 1908.

Source: https://mysteriesdept.com/mysteries/tunguska-event/evidence/EVD0D4ECMS05P0J/137cs-210pb-and-varves-show-the-lake-is-much-older-than-1908  
Publisher: Mysteries Department  
Licence: CC BY 4.0 (credit Mysteries Department and link the page)  

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[1908 Tunguska event](https://mysteriesdept.com/mysteries/tunguska-event)Evidence

Evidence · 1908 Tunguska event

# 137Cs, 210Pb and varves show the lake is much older than 1908.

137Cs, 210Pb and varves show the lake is much older than 1908.

Supported0

## What it bears on 1 answer

[The lake fills a small crater excavated in soft, permafrost ground by a fragment of the body.](https://mysteriesdept.com/mysteries/tunguska-event/answers/ANS0D4ECKSR09V9/the-lake-fills-a-small-crater-excavated-in-soft-permafrost)

Disputed

AGAINST

## Cite it

```
Mysteries Department. (2026). 137Cs, 210Pb and varves show the lake is much older than 1908. [Evidence EVD0D4ECMS05P0J]. https://mysteriesdept.com/r/EVD0D4ECMS05P0J
```

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**EVD** 0D4ECMS05P0J

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Evidence

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