The pyramids of Egypt are similar to those found in Antarctica

Antarctica Egypt Satellite images Strange things · Reply

Note that the way in which they (referring to Egypt) were built according to the same standards as those found in Antarctica. See the similarity:

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Some think that the pyramids found in Antarctica are the location of the Fallen Angels mentioned in the book of Enoch (not included in the bible). Others think it is an ancient civilization that resided in the polar region. And the most skeptical think that aliens from outside built such pyramids. What do you think?

Plane releasing smoke in Nova Scotia, Canada 🇨🇦

Airplane Canada Satellite images · 2 comments

Many theories say that the smoke released from these planes is poison, and others think it is a biological virus. What do you think?

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Google has a research project about removing condensation trails, answering the question:

Contrails, short for condensation trails, are the line-shaped clouds that you sometimes see behind airplanes. They form when water vapor in the air condenses around tiny particles of soot and other pollutants emitted by airplane engines.

Google Research