Interesting Facts About Earth

Ever wondered how much gold has been discovered worldwide to date? Or which are the two major gold-producing countries?

More than 193,000 metric tons (425 million pounds) of gold has been discovered worldwide. If you stuck it all together, it would make a cube-shaped, seven-story structure that might resemble one of Donald Trump's buildings. South Africa produces 5,300 metric tons per year, and the United States produces more than 3,200 metric tons.

What two great American cities are destined to merge?

The San Andreas fault, which runs north-south, is slipping at a rate of about 2 inches (5 centimeters) per year, causing Los Angeles to move towards San Francisco. Scientists forecast LA will be a suburb of the City by the Bay in about 15 million years.

We live on a sphere of extremes and oddities. Some of Earth's valleys dip below sea level. Mountains soar into thin air. Do you know how far it is to the center of the planet or what's there? Where are the planet's hottest, coldest, driest and windiest places?

Here's a list of interesting facts about our planet earth.