Podkamennaia Toungouska (USSR) — June 30, 1908
Unexplained explosion in the taiga, equivalent to a thermonuclear blast, sometimes interpreted as the crash of an inter- stellar vehicle. (Anatomy 18; Challenge 99)
Source: Passport to Magonia
Case: 35
Unexplained explosion in the taiga, equivalent to a thermonuclear blast, sometimes interpreted as the crash of an inter- stellar vehicle. (Anatomy 18; Challenge 99)
Source: Passport to Magonia
Case: 35