Tunguska, 1908: the explosion that flattened 80 million trees and left no crater — and the eighty years of expeditions, theories and arguments that followed
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3 sources
| # | Source | Type | Website | Date | In video | Link |
|---|---|---|---|---|---|---|
| 1 | Tunguska event | Article | wikipedia.org | |||
| 2 | The Tunguska Event — NASA Science NASA | Government | science.nasa.gov | |||
| 3 | Leonid Kulik's 1927 expedition photographs Wikimedia Commons | Archive | commons.wikimedia.org |
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