Alaska's Crown Jewel 9 million acres, making it the largest national forest in the United States. This majestic forest is ...

Blood Falls in Antarctica flows unpredictably with iron-rich, salty water. Microbes inside survive without sunlight.

The earth is full of natural wonders like Mount Everest, the Great Barrier Reef, the Grand Canyon, and waterfalls like Niagara Falls and Angel Falls. But the tallest waterfall on the planet is ...