To which “space alien” is the only monument in the world erected, and which messenger from outer space is itself a kind of monument?

1) In the area of the Siberian Yenisei River on the Meteoritnaya Hill, the only monument in the world to a meteorite – Pallas’s Iron – has been installed. The meteorite was found by the Russian scientist Pallas at the end of the 18th century on the territory of the modern Krasnoyarsk Territory.
2) The object of Muslim worship – the Black Stone (Al-Hajar), embedded in the wall of the Kaaba temple in Mecca, is probably a meteorite.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.