Tectonic activity in Iceland is so accessible that you can snorkel between the Eurasian and North American tectonic plates.

More people live in Tokyo than in the entire country of Canada.

The Sahara Desert stretches across northern Africa.

China and India together contain over one-third of humanity.

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

The Nile flows northward — it is one of the few major rivers in the world that flows from south to north.

The Andes Mountains are still rising today.

The ancient city of Byblos is one of the oldest continuously inhabited places.

There are places on Earth that have never been explored.