The Tunguska event

[LsavedSmeD]

I like this quote especially -

Having at our disposal all this data, we are led towards accepting
Kazantsev’s “Alien Spacecraft” hypothesis as probably
worthy of further consideration, even if in a modified form.
It seems conceivable that in the morning of June 30, 1908,
two artificial objects flew over Central Siberia and one of them
exploded at Tunguska due to its internal energy. Whether this
event should have been interpreted as an “aerospace combat”
or as a “failed rescue operation” is a matter of conjecture. All
experienced Tunguska specialists agree that this problem will

Good find. More credibility once again.