The Great Wall of China is not visible from space with the naked eye — this claim was debunked by astronauts.

The Sahara Desert is one of the largest deserts in the world.

The Sahara Desert spans across multiple countries in North Africa.

The Earth's crust is thinner beneath oceans.

The Amazon River discharges more water than any other river.

The Aswan High Dam controls flooding of the Nile River.

The Ice Age shaped many of today’s landscapes.

The Eiffel Tower was supposed to be demolished 20 years after its construction in 1889.

Mount Everest is not the closest point to space — that distinction belongs to Mount Chimborazo in Ecuador, due to Earth's equatorial bulge.