"Discover amazing and mind-blowing facts you won't believe with Top 10 videos ... Lululemon Plunges On Earnings Mysterious blue spiral appears in sky across Europe ...

Explore six of Earth’s most mysterious and largely untouched regions ... and alien that they appear nearly extraterrestrial. These places, from islands that are inaccessible to mountains ...

Some places on Earth hold stories older than humanity itself ... meaning they exist nowhere else. One famous example is the Baikal seal (Pusa sibirica), the only freshwater seal species.