9 Mysteries of the Past That Still Remain Unresolved

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Rumble in Taos

A strange rumble was recorded in the small American town of Taos, New Mexico. It can be heard by all people who have been there, but the anomaly is that not a single device that captures sound can «hear» it. The origin of this strange hum and its source is still a mystery. At the same time, many people say that the rumble remotely resembles the growl of a diesel engine.

10 Most Dangerous Snakes in the World

Probably, every person who possesses even the most standard fearlessness experiences a kind of excitement at the sight of their ... snakes. Of course, these animals are very beautiful, intelligent and in complete safety will not attack a person, but for some reason this does not soften the fear in the eyes of an ordinary person at the sight of a huge python. Some of the snakes can cause death with one bite, while others are less poisonous. However, this does not negate the fact that a quarter of these reptiles are, in one way or another, dangerous to humans. We show the most "terrible" of possible snakes in this list ...

10 Most Intelligent Animals

It is generally accepted that man is the most developed mentally. However, do not underestimate the intelligence of some animals. This selection can show that animals could well become an obedient person for mental development ...